The correct answer is B) decreased migration of pests and pathogens
I believe A is the answer
Answer:
Congress may not suspend <u>D. habeas corpus</u> unless a national crisis requires it.
Approximately 1/3 of Senators are up for re-election every two years
Explanation:
Congress may not suspend habeas corpus unless a national crisis requires it. A habeas corpus states that any detained citizen must be presented in a court to study his/her case in a period.
The senators are divided into three classes. Every class, which is approximately 1/3 of the senators, has to face elections every two years. The three of them face elections in different years.