Answer:
B, Preparing for the experiment, several slides were fixed with dye.
Explanation:
Modifiers are simple words or phrases used to add emphasis to another word in a sentence. Adjectives and adverbs are used to provide emphasis to nouns and verbs respectively. Clauses and phrases can also be used as modifiers in a sentence. The nice Child; In the example, the adjective shows us that the Child is nice and it is the modifier.
A modifier is considered dangling when the word that its will modifier is not contained in the sentence. For example, the nice ........; the nice in this example is dangling because it does not have a word to modify.
Preparing for the experiment, several slides were fixed with dye contains a dangling modifier. "Preparing for experiment" is expressing an action, but the person experimenting is not known. Since the person performing the experiment is not known the phrase "preparing for the experiment" is considered a dangling modifier because it is not modifying any word in the sentence.