Question

a drainage basin is

Answer 1

for drainage purposes

@arabpride xD

Answer 2

"A drainage basin or watershed is an extent or an area of land where surface water from rain, melting snow, or ice converges to a single point at a lower elevation, usually the exit of the basin, where the waters join another waterbody, such as a river, lake, reservoir, estuary, wetland, sea, or ocean."

Answer 3

Nawww -rollz eyez-

yer sposed to site in them and with a little mint leaf it'll take u back in time cx