Alright, lets get started.
Team A scored = -25, 10, 15, -10
The sum of team A scored : -25 + 10 + 15 -10 = -10
Team B scored = 15, 0, -30, 20
The sum of team B scored : 15 + 0 - 30 + 20 = 5
Hence the sum of Team's B score is more than team's A score.
Means team B score more. : Answer
Hope it will help :)