Can anyone help me with these three questions?

Adisadvantage of adding a vegetarian hot-food option to a school lunch menu is that it would a. force all students to change their diets. b. eliminate a meat option from the menu. c. only some students on special diets. d. increase the amount of food that is wasted.

Banselect the correct answer.which sentence correctly rewrites the following sentence using active voice? pernered meat has been associated with an increased risk of type 2 diabetes in a recent study.diabetes in a regera.according to a new study, red meat is linked to an increased risk of type 2 diabetes.gerer website tilsencob. eating red meat has been associated with type 2 diabetes in a new study.c.red meat consumption is connected to an increased risk of type 2 diabetes, says a new study.esterd.according to a recent study, eating red meat leads to an increased risk of type 2 diabetes.taleliceresetnext

What does 2[tex] {2}^{ - 4} \times {2}^{ - 2} [/tex]