Which of these statements is true of oparin and haldane's theory

Where are the statements

answer: the primitive organic molecules were formed in an oxidizing atmosphere in the primordial soup. opition b.

a.) The primitive organic molecules were formed in a reducing atmosphere in the primordial soup.

b.) The primitive organic molecules were formed in an oxidizing atmosphere in the primordial soup.

c.) The primitive organic molecules were formed in a reducing atmosphere on land.