Regarding the four axioms of the affine plane Which of these axioms is analogous to

Question

Regarding the four axioms of the affine plane:

Which of these axioms is analogous to

Playfair’s Postulate?

How is this axiom different from Euclid’s parallel postulate?

Is the Euclidean plane finite, or infinite?

Does the Euclidean plane satisfy the affine axioms?

Math