which sentence includes a participial phrase?

a. can we go to the beach today?

b. she borrowed a sweater from her sister's closet.

c. would you help our planning the trip?

d. watching for the next big wave, bo was eager for an afternoon of surfing.

d. watching for the next big wave, bo was eager for an afternoon of surfing.

The sentence that includes a participial phrase is:

d. Watching for the next big wave, Bo was eager for an afternoon of surfing.

The sentence that includes a participial phrase is:

D. Watching for the next big wave, Bo was eager for an afternoon of surfing.

To identify a participial phrase, you need to look for a present participle or past participle used as an adjective. In this sentence, the word "watching" is a present participle used to describe Bo's action. Therefore, "Watching for the next big wave" is the participial phrase in this sentence.