Immediately after the end of World War I and the collapse of the Ottoman Empire, European countries increased their involvement in Middle Eastern political and economic affairs. Which of these BEST explains how this change took place?

pretty sure a is right

given all the practice it takes to become proficient at writing up ncoer's, , awards, and conselings as well as learning how to become a well rounded   leader , and managing different types of people

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.

answer; the federal reserve system;