The answer is: D) He placed family members in charge of regions
In order for the Zhou king to bring the vast regions of the east to the centralized government of the Zhou Dynasty, it was of the utmost importance to place members of the royal family into places of authority and also establish kinship ties via marriage to unify the regions it was looking to control.
Japan began its invasion of China in 1931. The Japanese military had their way over the armed forces of China, and occupied parts of China important to their war aims.
In 1803 Louisiana territory was purchased from France
1) Oil prices and economic inefficiency.
Yamani, declared that Saudi Arabia was quitting the agreement on oil production restraint, and started to boost its share in the oil market. After this, Saudi Arabia increased oil production by 5.5 fold, and oil prices dropped by 6.1 fold,
2) ethnic tensions
3) Gorbachev’s reforms
Reflexology was developed in the 1930's + 1940's and is originated from China.