Answer:
If the dependent clause is first (again, rather like an introduction to the main clause), it is followed by a comma (like in this sentence and the next). If the independent clause comes first, no punctuation separates the two.
I would think a because the question is making you want to find out the answer to the question
The climbing vine snaked up the tree trunk.
The participle in the sentence is A. CLIMBING.
Participle is a form of verb that is used in a sentence to modify a noun, noun phrase, verb, or verb phrase. It acts like an adjective or adverb.
Climbing is a participle because it is a form of verb that modifies a noun, vine.
I believe the last time i saw this question it was c............................................................................................................................................................................................................................................................ c. o. u. l. d. b. e. w. r. o. n. g.