Answer:
A. People naturally cycle through many different moods throughout their daily lives.
Step-by-step explanation:
Option A is the correct answer.
From Lines 20 - 26 of the poem, we discover that the poet revealed that what he experiences is what another experiences. He states that the feelings morphs from one into the next, just like it happens in the other person.
Having compared what happens to him to be same that goes on in another, we deduce that this is what people experience naturally throughout their daily lives. The poet tend to show what actually happens even from childhood.