Which guideline is part of the Sales and Marketing Executive International (SMEI) code of conduct?

a. keeping at least a minimum level of professionalism in all transactions
b. a concept of selling that includes generating the most profit possible for the firm
c. acknowledging one's accountability to the organization to improve sales knowledge
d. putting the firm's objectives first in all selling transactions
e. willingness to seek out and report unethical behavior by both management and sales personnel