According to this passage, what is the main duty of the Secretary at War? to stay informed about the military and its supplies to command the US Army in battle if the president is unable to to fight any enemy Congress chooses to examine the relationship of the United States to other countries

Afarmer began a new method of reducing grain spills. this reduced the number of mice on the farm. the number of snakes in the surrounding area decreased at the same time. the snakes depended on the mice that lived in the field. what’s the likely reason the snake population decreased? a. the number of snake predators increased. b. the number of mice increased. c. the number of mice decreased. d. the pesticides affected the snakes. e. a new breed of mice moved into the field.