Select the most appropriate option to fill in blank no. 4.
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. brainstorming.
Context: The exercises aim to improve understanding.
Meaning of the words:
Brainstorming: generating ideas or solutions
Superficial: shallow, not deep
Baffling: confusing
Irrational: not logical or reasonable
Correct word: brainstorming
Reason: We need a word to describe exercises used after lessons. Brainstorming exercises help stimulate thinking and understanding.
Hence, the chosen option is correct.