Answer:
The need for light and warmth created by fire, also a more convenient way of starting a fire and something that is portable.
Okay, an antecedent of a pronoun is always a noun, so immediately you can reject the words late and wandered as incorrect answers, because late is an adjective, and wandered is a verb. This leaves us with two nouns, guests and party. Obviously, the pronoun several refers to the noun guests, so the correct answer is guests - that is the antecedent that corresponds with the pronoun. Several guests, not several parties.
I personally think that’s only something that you can write.