Final answer:
Apprehension means anxiety or fear. It is used to express a feeling of worry about a future event, which could explain why the boy in the poem is filled with apprehension.
Step-by-step explanation:
The correct answer is: a) Apprehension means anxiety or fear. To illustrate, here is a sentence using the word apprehension: 'As the storm clouds gathered, a sense of apprehension settled over the picnic-goers, who feared their day would be ruined by rain.'
In reference to a poem, if a boy is filled with apprehension, it could be due to a variety of reasons based on the context provided by the poem. For instance, if the poem discusses a looming challenge or an uncertain event in the boy's future, this could evoke feelings of anxiety or fear, which are encapsulated by the term apprehension. It's important to consider the specific circumstances in the poem to fully understand why the boy is experiencing these emotions.