I’m not sure but I think it’s B
Carbon monoxide binds tightly to the hemoglobin thus rendering it dead to transporting oxygen or removing carbon dioxide into and from the body
<span>The nervous system controls the functioning of all the organs of our body. Its is like a central system which acts like a communication network. It regulates the functioning of the body by directing the organs to perform the tasks properly. Thus, the nervous system in our body controls the functioning of the body organs.</span>
The answer: C
a: That's impossible.
b: False
d: not much to do with exercise and health, more about habits
