Which is a sentence fragment?

A.
She asked me to, so I did.

B.
We bought milk, bread, and eggs.

C.
A pencil, four sheets of paper, and a ruler.

D.
This morning the sunrise was spectacular.
Which is a sentence fragment?

A.
She asked me to, so I did.

B.
We bought milk, bread, and eggs.

C.
A pencil, four sheets of paper, and a ruler.

D.
This morning the sunrise was spectacular.