A would be the correct answer because he is up in elevation so that makes the 1200 positive and he goes down 20.4 which is negative and is goes that far down!!
hope this helps
Answer:
6 miles
Step-by-step explanation:
After one hour the dog will have walked three miles after two hours the dog will have walked three more miles for a total of 6 miles.
I believe 35152 people watched both teams play