in 2017, marijuana use by high school seniors in the united states: hit an all - time high. started going…

in 2017, marijuana use by high school seniors in the united states: hit an all - time high. started going back up. was lower than ever before. began dropping.

in 2017, marijuana use by high school seniors in the united states: hit an all - time high. started going back up. was lower than ever before. began dropping.

Answer

Brief Explanations:

Research and data - tracking on drug use among high - school students in 2017 showed that marijuana use by high school seniors in the US started going back up.

Answer:

B. started going back up.