python question

Two expressions are logically equivalent if they have the same value for all possible values of the variables that comprise the expression.

Given two numbers num1 and num2, which one of the expressions below is logically equivalent to the following arithmetic comparison:

1) num1 >= num2

not (num1 < num2)

not (num1 <= num2)

num2 < num1

(num1 > num2) and (num1 != num2)