In the poem "Heat", the symbolic importance that the heat takes on is "The heat represents a powerful force that changes the speaker's world, and the speaker cannot escape from it."
Symbolic refers to an event, action, or procedure that results in an important change, indeed the change may not have any practical effect.
In the poem, "Heat" by Hilda Doolittle, the speaker represents peace as wind and sorrows as heat. He wants the wind to cut the heat but the heat is strong and the speaker is unable to escape from it.
Therefore the correct option is A.
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