What does the 19th amendment do and what is your opinion about it?

Ineed answers 5 and 6 on my social studies homework reply to this question i posted

Which statement best describes standard oil in the late 1800s? standard oil controlled only a small number of the nation’s oil refineries. standard oil was a single business that operated in a small region. standard oil controlled only the means and methods of oil production. standard oil owned ninety percent of all oil refineries in the united states.

The stamp act: was passed by parliament in 1776 caused the boston massacre was the first direct tax levied by england on the colonists sparked protest in the colonies