uhm, mình vừa check lại. Hình như là
No water = 1 housing. No water + Aqueduct = 6 housing, for an increase of 5
Coast water = 3 housing. Coast water + Aqueduct = 6 housing, for an increase of 3
Fresh water = 5 housing. Fresh water + Aqueduct = 7 housing, for an increase of 2
Cái này thì vào...