I don’t see the italics. I am assuming that the italics are “to climb Mount Everest” which is a prepositional phrase
The plural form would be in this case of the verbs involved in the statement, which are in singular form. So in this case, by changing the singular verbs to plural it would be:
My youngest daughters just turned 29. They haven't had children of their own yet, but they love their nieces.
The main themes in "To Build a Fire" are humans and nature, the cost of masculinity, and the limits of individualism. Humans vs nature
D) A central idea is often stated directly, while a theme is usually only suggested.
Answer:
is this through a microscope? if I is not I think it is a drawing!