Answer:
d. Illegal gratuities do not necessarily involve an intent to influence a business decision but rather to reward someone for making a favorable decision.
Explanation:
Bribery schemes are used in order to directly influence a business decision making by offering money or other benefits; bribes may be accompanied by the use of actual or threatened force, fear, or economic duress. Illegal gratuities do not necessarily involve that influence intent and can, sometimes, be dished out aiming to reward a person or company for a favorable decision.
Therefore, the answer is alternative d.