Bob weighs 25 pounds less than Gary does. Together they weigh 397 pounds. How much does each man weigh?
a) Gary: 211 lbs, Bob: 186 lbs
b) Gary: 186 lbs, Bob: 211 lbs
c) Gary: 196 lbs, Bob: 171 lbs
d) Gary: 171 lbs, Bob: 196 lbs