Which phrase correctly completes the parallel structure of the sentence
you now or later
a. can pay me either
b. can either pay me
c. either can pay me
d. can pay me: either

B. can either pay me

Step-by-step explanation:

Parallel structure refers to the repetition of the pattern of words to mark their equal importance in the sentence.In the parallel structure, the words are to match witch each other in structure as well as tense. It adds clarity and helps in a better understanding of the idea stated in the sentence. In the above sentence, the coordinating conjunction 'either' has been added to form the parallel structure.