Answer:
May be 3.
Explanation:
Proper planning, ideology and large number of people who are in favor of revolution are needed for a successful revolution because with proper planning the people can achieve their goal for which they want revolution from the government while large number of people put pressure on the government to accept their ideology for which they want revolution.
Answer:
what is the meaning of this question I can not understand it.
Answer:
In the closed circulatory system, blood is confined to a heart and blood vessels, whereas in an open system, hemolymph (blood) moves from a heart through vessels into interconnected spaces called a "hemocoel."
Explanation:
An open circulation the blood is not blood vessels, it instead is pumped into a cavity called Hemocoel.
A closed circulatory system, the blood is pumped through vessels SEPARATE from the interstitial fluid of the body.