If m and n are negative integers. Which of the following must be true? i.mn<0 ii.m+n<0 iii. m-n<o

If m and n are negative integers. Which of the following must be true? i.mn<0 ii.m+n<0 iii. m-n<o

A Only I

B only ii

C only iii

D i and ii

Solution

Correct Answer: Option C