QUICK PLSS. A civil service exam is required for all of the following positions EXCEPT: A. financial economists
B. foreign service
C. law enforcement
D. air traffic controllers

Financial economists

Explanation:

They dont fall under the category of a civil service exam

mali had been a state inside of the ghanaian empire. after ghana fell because of invading forces and internal disputes, mali rose to greatness under the leadership of a legendary king named sundiata, the "lion king." the songhai empire, already weakened by internal political struggles, went into decline.

productive most commonly means: achieving or producing a significant amount or result.

explanation:

productive can also mean:

these depend on how the word productive is used. most likely productive will mean   achieving or producing a significant amount or result.