Answer:
An efficient allocation of resources is: That combination of inputs, outputs and distribution of inputs, outputs such that any change in the economy can make someone better off (as measured by indifference curve map) only by making someone worse off (pareto efficiency).
The answer is irreversibility. In addition, irreversibility is incapability in a child to contemplate over a sequence of proceedings or mental processes and then psychologically converse the steps. The irreversibility is one of the features of behaviorist Jean Piaget's preoperational phase of his theory of child improvement in which refers to the incapacity of the child at this phase to comprehend.



<h3>As we human have organs, which have different functions. Same goes for the UNO( United Nations Organizations). </h3>
It also has six main organs. These are :
- General Assembly
- Security Council
- Economics and Social Council
- Trusteeship Council
- International Court of Justice
- Secretariat
<h3><u>General</u><u> </u><u>Assembly</u><u> </u><u>:</u><u> </u> General Assembly is one of the biggest organ of the UNO. </h3>
<h3>

Features :</h3>
- The General Assembly is empowered to make recommendations to states on international issues.
- The General Assembly is formed by all the members states of the UNO to which each member state sends five representatives.
- At the time of voting, each member state can cast only one vote.
- The session of the General Assembly is held once in a year.
- The General Assembly performs various activities through some communities.

I’m pretty sure it’s called a primary