Which choices describe impacts of da gama’s expedition around the southern tip of africa? select all that apply.

A sea route to Asia was established .

Portugal built a trading empire.

- three-quarters or two-thirds..

- "the constitution provides that an amendment may be proposed either by the congress with a two-thirds majority vote in both the house of representatives and the senate or by a constitutional convention called for by two-thirds of the state legislatures."

< 3

which time period is this? or is this story fictional, i'm going to need more info to answer this question