The answer is written by listing the letter corresponding to each proportion.

A.

B.

D.

E.

H.

Step-by-step explanation:

So if it's cross multiplication, the original has 5 possibilities.

There is:

x : u = y : t,

x : y = u : t,

t : y = u : x,

u : x = t : y

y : x = t : u

a) 0,0; 1,1; and 2,2

step-by-step explanation:

these have the exact same coordinates, thus they are the correct function.