The dependent variable is diet soda.Regular soda contains lot of sugar and can keep you levels high.
I think it is B because the other ones makes sense
Wearing glasses will improve your seeing .But a teacher cant force you to wear them.Wear glasses if you can't see the book in front of you or if you can't see the school board.The teacher wants you to wear them so there is no excuse y u didn't do school work or dont understand it.
Well... Life insurance would be the better option since they deal with most cases of illness and such.