( ) Loyal friends who derive as much pleasure from your success as you do are the best leverage in business.
(A) Friends who feel happy about your success are those who you may want to do business with.
(B) Friends who like to take advantage of you may pose a great threat to your business.
(C) Friends who enjoy doing business with you may work as good partners.
(D) Friends who are optimistic and open-minded can help you get ahead in business.