Answer:
Local restaurants, dark skies and private companies are the three choices which are common. Local restaurants are common, due to the increase in popularity of junk food among young individuals. With the advent of globalization, people of the world wants to know the taste of national and international dishes. Dark skies are common, they represent weather condition of the region. Dark skies represent that a rain is about to happen. Private companies are common, because individuals wants to attain economic stability and in-dependency.
Business, education, healthcare, law enforcement, etc..
The structures that provides the muscle cells in the heart with a constant supply of oxygen is C . coronary
Na+H2O NaOH + H2
that is your answer
