Matching:
question 1)
the gulf steam originates near the equator and is therefore

warm water current
cold water current
circularumpolar current

question 2)
the labrador current originates the north polar region and is therefore

warm water current
cold water current
circularumpolar current

the total distance that martina travels that day is

(distance from home to mom's office) plus (distance from mom's office to school)

plus (distance from school to library) plus (distance from library to friend's house)

plus (distance from friend's house to martina's house).

(we don't know what any of these distance actually is.)