Question

@nicooda

Answer 1

@texaschic101

Answer 2

@helpme1.2

Answer 3

pick D, u let x be a large positive number, u will get y a positive very small number, so u eliminate a and b, now u let x be a very small positive number, like ,000000001. u get y a very large positive number, then u eliminate c, D is the only explanation to the equation