In the Context of the Context of Types of Business

In the context of the context of types of business markets,which of the following statements is true?​

A) ​Business buyers tend to be larger in number than consumer buyers. 
B) Unlike business buyers, consumer market buyers are trained as purchasing agents.
C) ​Business markets and consumer markets are unrelated to each other.
D) ​Business buyers tend to be smaller in size than consumer buyers.
E) ​The demand for goods and services in the business market is more volatile than that of the consumer market.