Sensory details, dialogue, and action are:
a) techniques used to show rather than tell.
b) examples of strong nouns
c) steps in the writing process
d) techniques used only in poetry

"girls"

explanation:

a subject of a sentence is a noun or pronoun that shows who/what is performing the action (or verb) of the sentence.

in this case, the sentence states that the girls see. the girls are the ones who are performing the action, so they are the subject.

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