Question

Which group of words in the sentence is a prepositional phrase?

A mother duck and her ducklings swam under the wooden bridge and then crossed the dirt trail.
A.
under the wooden bridge
B.
the dirt trail
C.
a mother duck and her ducklings
D.
then crossed

Answer 1

A prepositional phrase consists of a preposition and its object. Therefore, the prepositional phrase is A, under the wooden bridge.