Answer:
Option (C).
Explanation:
MDMA (3,4-Methylenedioxymethamphetamine) acts as a psychoactive drug that are used for the individual recreation. The pleasure and the energy of the body get increased after intake of this drug.
The excess intake of this drug causes harmful effects on the individual body. This drug can cause teeth grinding, addiction and its overdose can cause heart attack and heart stroke. The death of an individual might occur in case of excessive dehydration.
Thus, the correct answer is option (C).
(the answer is b)it coulve been a but it say "only" and stress has a lot of effects on the body and c and d are answers to trick you but you have to pay attention to what it actually states
Fitbits, smart watches and pe'dometers can monitor heart-rate.