It tricks the cells of the intestines into secreting water. It tricks the cells of the intestines into secreting ions
Cardiovascular system has to do with the heart, so anything to reduce the risk of that system (including the heart, bloodstream etc.) would be the answer for you. So just using Process of elimination:
A) Has to do with external exposure. <em>No</em><em />
B) Keeping hands clean <em>No</em><em />
C) Avoiding cigarette smoke <em>Yes</em>
D) Keeping your vaccinations up to date <em>No</em><em />
So your answer is C.
Answer:
True
Explanation:
If we as citizens of a country get involved in a community we can find our purpose in life. As we contribute and get involved with others we tried new things, we have new experiences so we are likely to find.