The correct answer is letter A.
Explanation: Observational learning was studied by Albert Bandura (1925-1998), who developed several experiments to substantiate his theory.
According to Bandura, social learning occurs by observing the behaviors of those with whom we live (parents, friends, teachers). Bandura refers to modeling as the social learning process based on social observation and imitation.
Answer:
the Union of Soviet Socialist Republics
Explanation: In 1922, Russia along with countries under its control formed the Union of Soviet Socialist Republics (the USSR) better known as the Soviet Union (or the Soviets). It was a communist group and did not agree with western, capitalist countries or their way of ruling.
Answer: Vladimir Putin
Improved technology allows to create more goods and to increase the efficiency of providing services (answer d.) and this is they way that it increases standards of living. If there are more goods and services then more people have an access to them.