Which monk turned from teaching theology to studying the natural world and helped develop the modern scientific method?

answer; the correct answer is (ethics);

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; a cost benefit analysis;

answer; ///the above statement is (false);