During the 2000s, the United States developed a foreign policy that was based on interventionism and began:
A. isolating the country from problems in the rest of the world.
B. reducing the power of all international organizations.
C. making sure communist countries could form alliances.
D. taking direct action to deal with problems in other countries

Does anyone know the answers for questions 1-4? plz me out if you know

This term refers to the number of people per unit area (usually a kilometer or a mile). this could refer to the number of people per square mile in a city, a county, a province, a state, or a nation.

Erika is a human resource manager at bluetel inc., a software company. she receives a call from an hr manager at another software company asking about marshall, a software engineer who used to work at bluetel and has applied for a job at the caller's company. erika checks the company's records and sees that a coworker had accused marshall of racial discrimination, but an investigation did not turn up any evidence to support the charge. marshall left the company two months later, saying he was no longer comfortable there. erika is concerned about sharing the details of this situation with the caller. if telling the information to the caller leads to the other company not hiring marshall, what potentially unlawful behavior could marshall accuse bluetel of engaging in?