Answer:
Circle A or +2
Explanation:
Step 1. Cross Multiply
This gets you -15 * -2 and -16 * -1
Step 2. Simplify
This gets you 30/16 which converts to 15/8 or 1 7/8
Step 3. Round your answer to the nearest whole number
This would result you with positive 2
Step 4. CIRCLE A :)