Answer:
No, it is not.
Step-by-step explanation:
The set 
contains every ordered pair of Natural numbers, while B only contains those pairs in which both values in each entry are the same. Therefore, C is a bigger set than B, but B is not equal to C because for example C contains ![[1] \times [2]](https://tex.z-dn.net/?f=%5B1%5D%20%5Ctimes%20%5B2%5D%20)
and B doesnt because 1 is not equal to 2.
The answer that I would choose would be C.
An input-output table, like the one shown below, can be used to represent a function. Each pair of numbers in the table is related by the same function rule. That rule is multiply each input number
