Answer: c
Explanation: He will build up his cardiovascular endurance
I’m pretty sure your talking about years so it depends on the person but it normally doesn’t happen right away so I’m gonna go with d and if it’s not all my family might have mouth and throat cancer
Answer:
c, easier to learn if you understand how words are built
Explanation:
when you can break down words you can understand them better and remwmber them better.
The answer to your question would be 2 hours
Hope I helped ~~Laurel