Helpp me please (No Links Or Files For Explanations Or Solutions)

Thank you very much in advance for whom will help and for whom will answer my questions correctly.​​

Step-by-step explanation:

I think it is B, D B

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb

i agree because i see the other persons thinking is clear