Which of the following is a sentence fragment?

Question

A: The first tiny purple crocuses bloomed in February.
B: High up in the willow trees in the springtime.
C: Covered in snow, the branches reflected the sunlight.

Answer 1

And you think it's … ?

Answer 2

I think its B because it just seems to lack what a sentence needs.

Answer 3

Am I correct?

Answer 4

Yes, B is the fragment.

Answer 5

Thank You!

Answer 6

You're welcome.