Answer:
D.
Explanation:
The respiratory system is responsible for breathing—that includes oxygen.
Exhaustion is the lack of air entering your body and it cannot keep up with the force of your mussels and heat stroke is basically the same but u pass out from it
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Variable ratio
Among the reinforcement schedules, variable ratio is the most productive and the most resistant to extinction. Fixed interval is the least productive and the easiest to extinguish (Figure 1).
It can lead to prostate cancer. brainliest plz
Answer:33,808 people were killed
Explanation:
In 2009, there were an estimated 5,505,000 police-reported traffic crashes, in which 33,808 people were killed and 2,217,000 people were injured; An average of 93 people died each day in motor vehicle crashes in 2009
