Directions: Comprehension:
In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.

Nutrition experts have researched the bad effects of junk food and have come to the (1)________ that junk food manufacturing companies are fooling the people by (2)_____ deceptive advertisements that show junk food as healthy. We must substitute junk food with (3)_______ food like fruits and vegetables. So the next time you think of (4)______ that burger, hotdog, pizza, samosa, kachori or even ice cream in a restaurant, eating joint or a party, stop your instincts and look for some healthier food (5)_____ instead.

Select the most appropriate option to fill in blank number 1.

The correct answer is conclusion.

Explanation:

The sentence states: "Nutrition experts have researched the bad effects of junk food and have come to the (1)________ that junk food manufacturing companies are fooling the people..."

Let's analyze the given options in context:

1. conclusion: The phrase "come to the conclusion" is a common standard idiom meaning to arrive at an opinion, decision, or judgment after research, investigation, or thought. Since experts researched the effects and formed a judgment, "conclusion" fits perfectly.
2. assumption: An assumption is something accepted as true without proof, which contradicts the fact that experts carried out research.
3. derivation: Derivation refers to obtaining something from a specified source or origin (often used in mathematical contexts), which does not fit the context of reaching an opinion after research.
4. solution: A solution is a means of solving a problem. One comes to a conclusion based on findings, rather than coming "to the solution" in this grammatical structure.

Therefore, conclusion is the most appropriate word to fill in blank number 1.