Answer:
Heres what I got - hope it helps for the first two
The answer is "insomnia".
Insomnia refers to a sleeping disorder that is described by trouble falling or potentially staying asleep. Individuals with a sleeping disorder are accompanying these side effects, which are difficulty in sleeping and awakening regularly during the night and experiencing difficulty to sleep again. A sleeping disorder can be caused by mental and medicinal conditions, undesirable rest propensities, particular substances, as well as certain organic elements.
Answer:
Study of the Nigerian people and its vast spread of ethnic groups can help in unifying the diverse ethnic groups as one understand the culture conventions and principles associated to each ethnic group making them to understand one another which can promote unity.
PLEASE MARK MINE AS THE BRAINLIEST
Countries with mixed economies include Iceland, Sweden, France, the U.S, the U.K, Cuba, Russia and China. Most industrial countries have mixed economies, but vary in the degree of government involvement. For example, in Western Europe the government generally has a stronger role, while in North America the market is more influential. The only major planned economy is North Korea.