Final answer:
The correct statement about sales programs and performance is that the sales manager must adapt his or her strategies to the existing environment.
Step-by-step explanation:
The correct statement about sales programs and performance is A. The sales manager must adapt his or her strategies to the existing environment rather than trying to make the environment fit the strategies. This is because the success of a sales program depends on its alignment with the external environment, such as market conditions, customer preferences, and competition. Adapting strategies ensures that the sales program remains relevant and effective in achieving its goals.