Research Suggests That __________ Is Needed to Encourage Entrepreneurial Behavior

Research suggests that __________ is needed to encourage entrepreneurial behavior.Two surveys were conducted in 2017 to identify the world's 10 most entrepreneurial or innovative countries.Why weren't all of the same countries on both lists?

A) Entrepreneurship and innovation have two very different definitions.
B) Knowing the criteria to use in this identification is difficult.
C) The researchers conducting the studies were biased.
D) The studies were conducted throughout the year, and conditions changed.