Gossipy because gossipying is sharing buisness that probably isn’t yours and being nosey is listening in on business .
The answer is in, choice 1. It is the only preposition that makes sense in that sentence
The term or name for word clues in a text that appear different because they are bolded, highlighted, italicized or written in a different font is typographical, which refers to the work of setting and arranging types and of printing from them; it pertains to the character and appearance of printed material.