What's the basis for the time difference between a joint time zones on earth?

15 per hour rate of rotation

D.haka is the first answer and a.canberra is the second answer

The answer to this question is  c. pharmaceutical accumulation  reclaimed water refers to the water that being used again after it already  used for agricultural purposes.this type of water often contains pharmaceutical accumulation because of the chemical fertilizer that is used for the plants is absorbed into the water.