Can someone help ill give a Brainliest to whoever knows if you are right.

2

step-by-step explanation:

a function could be identified in 3 ways either on a chart,graph, or ordered pairs. first a function is that each point has its own. the rule is that there can be many x's to one y but there can not be 2 x's at different y's. so on a graph when you put a straight line through the y's there should be one dot only to be a function.

step-by-step explanation:

correct answer:

b.(19,-2)

i believe your answer is 99.7% of 7-year-old children are between 46.6 inches and 49.5 inches tall.