I dont understand the question can you explain it more
The answer would be d. because a dermatologist is trained to help people with their skin
The answer is either A and if not its B forsure
Explanation:
d party
due to for
A prepositional phrase is a group of words consisting of a preposition, its object, and any words that modify the object. Most of the time, a prepositional phrase modifies a verb or a noun. At a minimum, a prepositional phrase consists of one preposition and the object it governs.