Answer: b. Carry on a conversation
Explanation:
There are different levels of intensity when exercising and these require different energy levels and different amounts of air coming into the lungs.
The CDC notes that if you are exercising at a moderate level, the energy and oxygen requirements will not be as high so you can be able to talk to other people without being short of breath from needing more of the oxygen and energy that is being used in the talking.
Opiates, a class of drug.
No this is not ethical because its the opposite.
Hypnotic is your answer, ypnotic drugs induce sleep and are used to treat insomnia. Insomnia is a change to the normal sleep pattern, due to difficulty in either getting to sleep or maintaining sleep.
Answer:
Arthur Ashe
Explanation:
He is still the only African American male tennis player to have won singles titles in the U.S. Open (1968), the Australian Open (1970), and Wimbledon (1975).
