Why isn't the ocean filled up wth rock

Why are nongovernmental organizations important? check all that applya. they are private institutions that aid the work of government.b. they often fill in gaps between government-funded services. c. they are private institutions that attack government policyd. they citizens by acting as watch dogs over elected officials

Write a short paragraph of about 150-300 words. explain how the physical environment can limit human activities.

Suggest two reasons why irrigation is important for human development of the desert (4 marks)