Why did the one child policy result In a gender imbalance

because A lot more people wanted boys and if they didn't there just throw out the baby girl like if it was trash.

answer: c  

the factory goes out of business, causing the workers to lose their jobs.

explanation:

the fact that could also be added to column b is that during world war ii, specifically between the years 1941 and 1945, japan expanded its territory towards the indonesian territory in what was known later as part of the "pacific war". in that time, japan could conquer the philipines, singapore,   borneo, central java, malang, cebu, sumatra and various other islands of the area, therefore expanding its territory for a brief period of time.