Question

I need to know what the answer is for this question

Answer 1

D. because the temperature drop 2 degrees every hour. from 3 pm to 7 pm was 4 hour i subtract 2 degrees per every hour   

Answer 2

3pm to 7pm is 4 hours. 4 hours times 2 degrees dropped every hour is 8 degrees total dropped within those 4 hours. The previous temperature of 4 degrees at 3pm minus the 8 degres dropped is -4. 

Answer is D.