Which factor played a role in the decline of the savfid empire?

i'm pretty sure i had this question the other day and b was the right answer.

. a function is a relation in which each input has only one output. in the relation , y is a function of x, because for each input x (1, 2, 3, or 0), there is only one output y. x is not a function of y, because the input y = 3 has multiple outputs: x = 1 and x = 2.

i rerally dont know

characteristic of bad weather