Which official actor is considered to be the gatekeeper to immigration policy ?

Physical capital includes:

a. the land and the resources that can be found in the ground b. the machines and factories that can be used to increase productivity c. the people performing the labor d. stockpiles of gold in a company’s banks

According to the text, parents and children:

a. often disagree on the most controversial political issues b. tend to share political principles that are almost always permanent c. tend to share the same political ideology and partisanship, but this can vary over a lifetime d. rarely share the same political ideology and partisanship