What makes a problem a two-step equation? A) The problem has two answers
B) The problem has three operations
C) The problem has two operations
D) The problem has two questions

Add or subtract polynomial : –12qr? +13rq?

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.

Anyone know? will mark brainliest if correct!