A.
Farmer on the frontier:
What did the farmer on the frontier do in the Indian removal act

Indian removal  is referred to as the forced migration.

Explanation:

Indian removal refers to that the Native Americans were forced to migrate by the United States government . The Native Americans were forced to leave their ancestral lands present in the United States ,they were provided land that were present in the western part of the Mississippi river as designated as the Indian territory.

According to this act signed by the President Andrew Jackson in the year 1830 where the president had to grant unsettled land present in the western part of Mississippi in exchange of the lands that were held by the Indians.

the answer is typhoon

the of atp are the key to its ability to store and supply energy;

phosphate

the phosphate groups of atp are the key to its ability to store and supply energy. atp releases energy when it breaks bonds between its phosphate groups.