The following lines from the poem "Truth Serum" mainly show that: A. the people in the poem treasure the truth serum because it makes them happier.
In the poem, we learn of the procedures that the people used in preparing the Truth Serum.
In lines 14 and 15 the poet mentioned that when they placed the pan with the mixture on the burner, it lifted some of their sorrows.
This means that the truth serum made the people become happier.
Learn more about Naomi Shihab here:
https://brainly.com/question/1005286