The purchase of Alaska helped the United States because Alaska became an important site of several military bases.
refueling station for ships.
source of natural resources.
link to Asian trade networks.

Ablank relationship exists between an employee and a supervisor

Congress is controlled by the democrats. president yaeger, a republican, takes several actions that are opposed by the democrats in congress. first, the president introduces a new budget that cuts most of the government's social programs and gives tax breaks to the wealthy. next, president yaeger negotiates a trade treaty with a nation accused of human rights abuses. then, the president gives pardons to three republican senators who have been convicted of crimes.

The pka of three different c―h bonds is given below. explain the observed trend in pka. select the single best answer.