<span>Billy is having trouble in the concept of conservation, which is part of the concrete operational stage of cognitive development.
Trouble in conservation means that Billy is unable to understand that a change in the form of an object does not necessarily mean that the quantity of it has changed. In this instance, Billy has not acquired the ability to understand the 1/2 full glass of orange juice does not increase in quantity when it's poured in his favorite (smaller glass) and reaches its brim.</span>
125 Million tons of coal were mined
<span>has been encoded during unusually high levels of stress</span>
Answer:
The correct answer is c
Explanation:
Sensitivity analysis is a technique that permits the analysis of changes in assumptions used in forecast. It helps judge the degree of risk and also recognises and allows us to identifie whether or not there is an accurate forescast.
Answer:
B
Explanation:
the constitutional principle is the Federal government
