PLZ HELP ME ASAP! Which statement explains this rise in the number of U. S. troops in Vietnam during the 1960s? During the 1960s, several Communist controlled nations joined the Vietnam War on the side of the Vietcong.
Despite U. S. efforts, South Vietnam could not prevent a takeover by North Vietnam on its own.
President Johnson worried that a small presence in Vietnam would encourage Soviet aggression in the region.
Military commanders warned that a civil war would break out in Vietnam without a sizeable peacekeeping force in place.

The correct answer is Despite US efforts, South Vietnam could not prevent a takeover by North Vietnam on its own.

Explanation:

Hope this helps.

1) the answer is b

senators serve a six-year term; representatives serve a two-year term, making them more responsive to (and responsible for) voter confidence.

2) the answer is d

to serve as president, one must:   -be a natural-born u.s. citizen of the united states;   be at least thirty-five years old;   be a resident in the united states for at least fourteen years.

3) the answer is a

ella,because it is constitutionally eligible

4) the answer is c: the u.s president

since most of current immigration into the u.s., both legal and illegal, is coming from latin america. it would be very difficult to imagine or rationalize a country my fellow citizens are trying desperately to flee into, would pose a threat to my prosperity or freedom. since the u.s. has a long history of intervention, but no record of permanent occupation, i would not feel oppression is the main objective.  

the largest free trade nation, along with the largest gdp in the world wanting to expand it's economic policy on us, and including us, could only be positive. the u.s. government has no interest in, or way of simply forcing american culture on us. and has no track record of it. other nations that adopted american social culture, or "americanization" did so voluntarily, mainly through the choice of allowing american businesses and u.s. citizens to come into their nations, as free operatives.