The correct answer is A) It was a period of rapid economic and social transformation. Hope this helps.
United States--Philippines
France--Vietnam
Great Britain--India
The Netherlands--Indonesia
These colonies were obtained during the period of imperialism during the mid to late 1800's. The colonies were obtained to gain access to raw material resources as well as markets. They were also strategic areas for military ports and naval bases. The imperial holdings were kept as colonies until the 20th century.
The correct answer here is the last option.
Propaganda is a used to shape a public a opinion systematically and deliberately often selectively using the facts in such a way to influence the public, so the final option is the correct option as it uses stories and images to help further a certain cause.