rick taught a class of 20 students every year for 4 years. now he has a class of 40 students. which graph shows how many students rick has taught

Answer:
its A
Step-by-step explanation:
if he has 20 students every 1 year
20x4 80
now he has 40 students
40x20 800
Or
now he has 40 students
80x20 1600
Sorry this is very confusing if im wrong sorry if im right may i please havwe brainliest