Which of the following is most suitable to fill the blank B?

In the following question, a passage is provided with few blanks. Choose the most suitable word from the given options to fill the respective blank.

A mother crab lived by the seashore with her little baby crab. One day, she _____(A)_____ to teach her baby how to walk properly. She noticed that the baby crab always walked sideways and felt that it looked strange and improper. The mother wanted her child to learn to walk straight like other creatures and avoid developing habits that seemed _____(B)_____ .

So, she called her baby and asked him to walk forward in a straight line. The baby crab tried his best but could not move in the way his mother _____(C)_____. He continued to walk sideways, just as he always had, despite putting in effort. The mother became slightly annoyed and asked him to try again with more _____(D)_____ and determination.

The baby crab politely replied that he was trying his best but did not understand how to walk straight. He requested his mother to demonstrate the correct way so that he could _____(E)_____ her actions properly. The mother agreed and began to walk, but she too moved sideways.

Seeing this, the baby gently _____(F)_____ her mistake. The mother realized her error and learned that one should practice before teaching others.

The correct option to fill blank B is unusual.

Step-by-step Explanation:

1. Context Analysis: The story describes a mother crab who observes that her baby crab always walks sideways. She considers this way of walking to be "strange and improper" and wants her child to learn to walk straight like other creatures.

2. Blank (B) Evaluation: The sentence states: "The mother wanted her child to learn to walk straight like other creatures and avoid developing habits that seemed _____(B)_____ ."

Since the mother crab viewed walking sideways as strange and odd, she wanted her child to avoid habits that appeared out of the ordinary or irregular.

3. Option Meanings:

• unusual: Not habitually or commonly occurring or done; strange or extraordinary. This perfectly aligns with the mother crab's view of walking sideways as "strange and improper."

• regular: Done or happening frequently; normal. This is the opposite of what the mother crab thought about walking sideways.

• simple: Easy to understand or do; not complex. This does not fit the context of describing improper or strange habits.

• natural: Existing in or caused by nature; normal. Walking sideways was natural to crabs, but the mother crab mistakenly thought it was unnatural or strange, so "regular" or "natural" does not describe the habit she wanted her child to avoid.

Therefore, the word unusual best fits blank B.