What was operation rolling thunder?

a vietcong invasion of south vietnam

a sustained aerial bombing campaign against the vietcong

a massive ground campaign against the vietcong

a vietcong attack on american troops

a sustained aerial bombing campaign against the Vietcong

Explanation:

gradpoint

the federalist party which advocated strong centralization dominated the united states government till 1800. so 1800 election transformed the power from one party to another party for the first time and was thus a turning point in american history. so jefferson called it "revolution of 1800".

explanation:

a woodchuck would chuck 12.5 wood : 3