Seeing the massive shark, the divers swam quickly to the surface and scrambled into the boat.

identify the participial phrase in the sentence.

The correct answer is Seeing the massive shark. Participles are verbs that function as adjectives. A participle can be either a present participle (cry-crying) or a past participle (cry-cried). A participial phrase includes the participle and any other modifier and, as it acts as an adjective, it modifies a noun. In the sentences provided, Seeing the massive shark is a participial phrase made by a present participle (seeing) and other modifiers (the massive shark) and functions as an adjective that modifies the noun the divers.