Which choice is a sentence fragment?
a. i try.
b. unless he calls you, don't worry about it.
c. after she finished writing her first novel.
d. once the paint dries, we can assemble the boards.

Option: c is the correct answer.

c.   After she finished writing her first novel.

Step-by-step explanation:

Sentence fragment--

Sentence fragment are a group of words that look like they are sentences but actually are not.

They do not have any independent clause which is necessary for a complete sentence to have.

i.e. a complete sentence must have atleast one independent clause i.e. it could be stand alone.

Hence, from the given choices that best describes a sentence fragment is:

c. After she finished writing her first novel.

( Here these group of words do not make any sense for what it is trying to say)

step-by-step explanation:

step-by-step explanation:

descending order means to order the polynomials from the term with the largest exponent to the term with the smallest exponent.  

therefore, the correct answer is d.