The marine corps begins leadership development by first teaching

The answer to the question: The Marine corps begins leadership development by first teaching:, would be, values, both organizational and personal.

Explanation:

Among the fundamentals in Marine training, especially when developing leadership skills, you find the development of both personal values, or core values, and organizational values. In fact, these two are so important that they are amonst the first things sought out in, and taught to, Marine students. It is actually expected, according to research on the Marine corps, that a Marine, if left in a tight and difficult situation, without guidance, or supervision, will base his/her decisions, on the bedrock of their core and organizational values, to do what is expected and right.

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;