The action or an act of abolishing a system, practice, or institution.
Answer:
A few days later, Percy is seen playing with a merry-go-round that has dog biscuits on it. Percy begins to eat the biscuits, but then he notices Meeko eating.
Explanation: I hope this help
Discovered method for long-term storage of blood plasma. secondly he organized America's First large-scale Blood Bank
Answer:
Well the American policy tried to prevent Soviet Union influence by supporting anti-communist regimes
For the second question i would say the answers are the 1st one and the 4th one