In a BCCI meeting there are ten people. All shake hands with each other once. How many handshakes will be there altogether?  Choose the correct choice from the following:
A) 28
B) 9
C) H
D) H19
E) 181
Answer:9
<result>B</result>
In a BCCI meeting there are ten people. All shake hands with each other once. How many handshakes will be there altogether?