First marking period of worth 40%, second marking period is worth 40%, and the final exam is worth 20% of the final semester grade. Health earned a 94% first marking period and a 91% second marking period. Health wants to finish the semester with an A (at least a 90%). What does he need to score on the final exam to make this happen? A)50%
B)16%
C)80%
D)90%