Let `A = {x,y,z} and B = {a,b,c,d}` . Which one of the following is not a relation from A to B

Let A = { x,y,z } and b= {a,b,c,d}. which one of the following is not relation from A to B ?

If A={x,y,z}" and "B={a,b,c,d} . Then, which one of the following is not a relation from A to B ?

Let A = { 1,2,3,4} and B ={ a,b,c} Which of the following are relations from A to B ?

Let A={a,b,c} and B= {1,2,3} be two sets, then which of the following is a relation from A to B ?

Let A={a,b,c,d} and B={x,y,z} . Which of the following are relations from A to B? {(y,a),(z,a),(z,c),(y,d)}

Let A={a,b,c,d} and B={x,y,z} . Which of the following are relations from A to B? {(a,x),(b,y),(c,z),z}

Let A={a,b,c,d} and B={x,y,z} . Which of the following are relations from A to B? {(a,y),(a,z),(c,x),(d,y)}

Let A={a,b,c,d} and B={x,y,z} . Which of the following are relations from A to B? {(a,x),(b,y),(c,x),(a,d)}

Let A={a,b,c,d} and B={x,y,z} . Which of the following are relations from A to B? {(a,x),(x,a),(b,y),(y,b)}