What are the two parts of an oral drill command?

Preparatory command and command of execution

Explanation:

A drill command is an oral order of a commander or leader. The precision with which personnel execute a movement is affected by the manner in which the commander or leader gives the command. Most drills have two parts: the preparatory command and the command of execution. Neither part is a command by itself, but the parts are termed commands to simplify instruction.

the navigation act prevented the colonies from exporting to countries other than britain and it prevented the importation of goods by other countries as well. so i believe the correct answer is d. other nations could not deliver goods to the colonies.

hope this .

explanation:

i have ni idea