Directions: In the following question, four words are highlighted in bold. Identify the word that is incorrectly spelled. If all words are spelled correctly, select 'No error'.

The primary aim of the project is to achieve a clearer understaning of economic growth dynamics.

The correct option is understaning.

Explanation:

In the given sentence, the word understaning is misspelled. The correct spelling is understanding, which refers to comprehension or the ability to understand something.

All other words highlighted in the context are spelled correctly:

• primary: Correctly spelled. It means of chief importance or fundamental.
• achieve: Correctly spelled. It means to successfully reach a goal or result.
• dynamics: Correctly spelled. It refers to the forces or properties that stimulate growth or change within a system.

Therefore, the word with the spelling error is understaning.