By creating monopolies and establishing trusts, helped american industrial leaders accumulate wealth during the late 1800s.
Answer:
Option: (4) limit consumption by rationing goods.
Explanation:
During World War I and World War II, many governments introduce a ration system which brought a balance in the economy in various countries. Every nation established a system of rationing that would fairly distribute foods and other goods that were in short supply. Certain food items rationed included sugar, meat, cooking oil, and canned goods.
Sharing needles unclean surgery tools
The answer is "theory". It's a possibility that's neither fact or opinion.