Can someone help me figure out what goes in the blank squares

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

Which of the functions graphed below has a removable discontinuity?

What is the solution to the system of equation graphed belowa.(0,-4)b.(2,5),1),-3)