PLEASE HELP
Which relation is a function?
A {(8, 1), (4, 1), (0, 1), (-15, 1);
B {(-2, -12), (-2,0), (-2,4), (-2, 11)}
C (-4,-6), (-3, -2), (1, -2), (1, 0);
D ((0, 1), (0, 2), (1, 2), (1,3)}

At a lunchron, guests are offered a selection of five different grilled vegetables and four different meats. in how many waya could one choose three vegetables and two meats?

Data are collected to see how many ice-cream cones are sold at a ballpark in a week. day 1 is sunday and day 7 is the following saturday. use the data from the table to create a scatter plot.

41/17 as a decimal rounded to the nearest hundredth