Project management describe the key competencies that project managers must develop.

knowledge areas

Explanation:

Project management "knowledge areas" describe the key competencies that project managers must develop.

In Project management, the "knowledge areas" are very important for project managers in order for them to develop. They are necessary for effective project management.

The Project management knowledge areas merge with project initiation, project planning, project execution, projection monitoring and project controlling and rounds with project closing. It is the major and core technical subject matter.

the answer would be voluntary exchange -

"the act of buyers and sellers freely and willingly engaging in market transactions. moreover, transactions are made in such a way that both the buyer and the seller are better off after the exchange than before it occurred."

hope this : )

-shy