Them because it is a non-gendered plural. Sisters is plural, as would be brother+sisters.
B. Is incorrect it doesn't need the comma in the sentence it sould be Romeo and Juliet also wrote more than 100 sonnets.
Well a considerate character might be well aware of a persons feelings and Help them.
This chapter provides a guide for understanding what different styles look like, which ones are more<span> and</span><span>less effective</span>
Answer:
If you know what a verb is it will be easy. Here's what a verb mean
"a word used to describe an action, state, or occurrence, and forming the main part of the predicate of a sentence, such as hear, become, happen."