Words that end in -ent are usually
A. verbs
B. nouns
C. adverbs
D. adjectives

i think its:

c. a disadvantage of the proposal is that there will be fewer people under the monarchy.

in this text, paine use the word “ye” several times in order to  capture  the  attention of the colonists who   haven't understand the   importance and urgency of his cause. the word "ye" that is the plural of   "thou" is used to call the colonists attention and make the fight for the cause.