Answer:
C.
Explanation:
Indus river valley and Ganges river valley were two important valleys that helped civilization to flourish. The two cities that flourished on Indus river valley were Harappa and Mohenjo-Daro. The Ganges valley paved the way for the Aryans to flourish.
The statement which is not correct concerning the Indus and Ganges rivers is that these river systems reduced trade. Instead, the people in Indus and Ganges river valley were dependent on trade. The Indus river valley traded with various civilizations such as Persia, Mesopotamia and China. Whereas, the Ganges river systems were vital for river-based trade.
Therefore, option C is correct.
Social, cultural and economic factors influence fertility, mortality and migration rates. Migration is affected by various factors like age, sex, marital status, education, occupation, employment etc. Age and sex are main demographic factors that affect the migration.
4" (and any subsequent words) was ignored because we limit queries to 32 words.
