What is a sense of continuing or carrying on?

A. Conflict

B. Theme

C. Destination

D. Continuity

D. continuity

Explanation:

It's obviously not conflict or theme. It could be destination but continuity would be the better answer. The Merrium-Webster dictionary defines continuity as "uninterrupted duration or continuation especially without essential change" which is basically fancy words for what your question is asking.

Answer: D. Continuity

Explanation: Continuity is the answer because is means continuing or consistent existence.