Question

Let A be the set of all men living in a town. Which one of the following relations is a function from A to A?
(A) (a,b) EAXA| b is the son of a
(B) (4.b) € AXA| b is the father of a
(C){(a,b) € AXA |a and b are same)
(D) {(a,b) C AXA| a is the grandfather of b}​

Answer 1

Answer:

I think the c is correct

Step-by-step explanation:

I think it so because I my