Read this sentence from common sense: jealousies will be always arising; insurrections will be constantly happening. what rhetorical strategy is thomas paine most clearly using in this line?
a. parallelism
b. simile
c. logos
d. ethos

Let's take a look at the phrase:
Jealousies will be always arising;
insurrections will be constantly happening

both parts have the structure of

noun-plurar WILL BE adverb verb-ING.

So we see that both parts have a similar structure; we call it a parallel structure  - the strategy is parallelism, the use of parallel structures to highlight a similarity between two things