What does the underlined conjunction connect in the sentence?

pumpkins or squash are available at the market.
a. predicate
b. subjects
c. direct objects
d. sentences

You receive an email from an impressive-sounding stranger, professor alexander rothschild renard iii, president of the american institute for scientific political statesmen. he urges you to vote for his presidential candidate choice. this social media red flag is known as pomposity inanity superstition fanaticism