Please show the passage so we can help you.
Answer:
The graph in the question does not represent a linear function because a linear function is always a straight line, and is represented by the following equation:
y = f(x) = a + bx
The function illustrated in the graph looks more like a logarithmic function that is flattening as it progresses.
I will help you but send a copy of the story first
I do not see anything being mentioned about daffodils which means you only gave us part of the excerpt, but the most logical answer in my opinion is C,
A looks like its a waste of time and not something worthy of receiving a poem.
B does not grasp the idea entirely
D Is the trap answer in my opinion. It will make you think that it is the correct answer