How does a mapping diagram describe a​ relation? a.) A mapping diagram describes a relation by linking the input values to the corresponding output values using arrows.
b.) A mapping diagram describes a relation by linking the output values to the corresponding input values using arrows.

Many things that seem threatening in the dark become welcoming when we shine light on them

The question is kind of confusing. if it's asking how many variations of answers can you give. then do 4^5 for your answer.this would be something like the first question could be a and the 2nd c or first b next c etc. if you can, ask the teacher for a better confirmation of what it's asking. if i'm assuming correctly what it's asking, it's 625 different variations.