Answer:
Option A is correct.
Explanation:
Option A).
Given: -5 + ( -2 )
-5 + ( -2 ) = -5 - 2 = -7
Option B).
Given: -5 ÷ ( -2 )

Option C).
Given: -5 × ( -2 )
-5 × ( -2 ) = 10
Option D).
Given: -5
So we have -7 , 2.5 , 10 , -5
Among these -7 is the integer which has least value as it comes of left side of all other numbers on number line.
Therefore, option A is correct.