Which of the following is a sentence fragment? Select one:
a. Wants to go to medical school,
b. I made the basketball team!
c. Trying to decide what to order, she asked the server for a
recommendation.
d. Even though that tree is tall, she climbed it.

a. Wants to go to medical school,

Explanation:

Wants to go to medical school,   is a phrase or clause written as a sentence but lacking an element, as a subject or verb, that would enable it to function as an independent sentence

In this case the element lacking is the subject  HE or SHE

explanation:

dear evan hansen is a stage musical with music and lyrics by benj pasek and justin paul, and book by steven levenson.

the musical opened on broadway at the music box theatre in december 2016, after its world premiere at the arena stage in washington, d.c., in july 2015 and an off-broadway production at second stage theatre from march to may 2016.

at the 71st tony awards, it was nominated for nine awards, winning six, including best musical, best score, best actor in a musical for ben platt, and best featured actress in a musical for rachel bay jones.