Match the sentence fragment solution to the correct sentence

fragment problem: Fragment that lacks both a subject and a verb
Solutions:
a. Add a subject to the fragment to make it a complete sentence.
b. Combine the fragment with another sentence.
c. Add a complete verb or a helping verb to make the sentence
complete or combine the fragment with another sentence.
d. Combine the fragment with another sentence, or rewrite the
fragment as a complete sentence, eliminating the subordinating
conjunction or the relative pronoun and adding a subject or
other words necessary to make a complete thought.

Problem: Fragment that lacks both a subject and a verb

Solution: a. Add a subject to the fragment to make it a complete sentence.