im guessing the answer is a
Answer:
That withstands winter wind
Explanation:
An adjective clause is an dependent clauses. A dependent clause consists of a group of words containing a subject and a verb. But still it is not a complete sentence as alone since it does not give full meaning unless it is joined with an independent clause. In English language, an adjective clause begins with a relative pronoun such as that, where when, etc. In this sentence, "that withstands winter wind" is the complete adjective clause.
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Insidious means evil or bad, essentially. The sentence is saying gambling is a bad habit.
