Question

sarah101
I WILL LIKE, FOLLOW , AND UPVOOOOOTE     , ETC HELP ME WITH MY QUESTION

white rice lacked a vitamin that is linked to the disease he needs to test if white rice could be a cause of the disease by doing he needs to feed a group of chickens white rice and then if the chickens become ill he needs to have two groups of chickens both having been injected with bad blood and one eats white rice and the other eats brown rice

WHAT ARE THE CONTROL VARIABLES,
experimental groups, and your independent and dependent variables