Which of the following tools helps a producer set up an efficient system of production?
O A. A determination of opportunity costs.
O B. An electric-powered assembly line.
O C. A production possibilities frontier graph.
O D. A market research department.

A production possibilities frontier graph.

answer; /// i do believe but not sure(nazi propaganda)//(anti-semitism); ( holocaust) plz check first; ///good luck

it´s related to his charming character.

beauty is not everything, although we can joke that girls only care about the physical or material aspect, the truth is that a real woman looks at more important things, besides intelligence and personality, there are other attitudes that make irresistible to men who are 'unattractive'.

for example develop your sense of humor.