What event prompted the creation of the department of homeland security?
a. the communist red scare
b. attack on pearl harbor
c. nuclear threat during the cold war
d. terrorist attacks on the world trade center and pentagon

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.

these are the choices

local priests

european monarchs

common people

bible translators