What is the main difference between implied powers and expressed powers?
a. implied powers are written in the constitution and express powers are agreed upon
b. implied powers are generally agreed upon and express powers are written in the constitution
c. express powers are decided by popular vote and implied powers are decided by the electoral college
d. express powers are decided by military tribunal and implied powers are decided by the courts

economic

every society, in order to meet the needs of it's people, has to answer three basic questions:

- what should we produce?

- how should we produce it?

- for whom should we produce it?

this questions must be answered in order to, option b, aid in production decisions.

every country can't produce everything, no matter how rich their land is. it may be a matter of technology, resources or geographical conditions. so, these three questions must be resolved in order to get the most of the production of each land.

hope this !