Craig and his mom are decorating cookies for his school's bake sale. She already decorated some cookies while Craig was in school. When he gets home, Craig will spend time decorating cookies, too.
This situation can be modeled as a linear relationship.
What does the y-intercept of the line tell you about the situation?
A. if craig decorates for 2 hours, he and his mom will have decorated 80 cookies
B. craig will decorate 20 cookies every hour after school
C. craig's mom decorate 40 cookies
D. craig and his mom will decorate a total of 90 cookies