When did pop music and rock and roll first begin?

Iam not here to cheat, i just need to check my answer. how were incan commoners grouped within their social class? a. by gender and age b. by family rank c. by wealth and status d. by religious worship my answer is c. i believe this because slaves are at the bottom of the rank, whilst the emperor is above all.

One specific historical event or development during the period 1786-1861?

In which part of the united states did women first begin to get the right to vote? o a. the south o b. eastern coastal towns o c. the west o d. northern industrial cities