What technique is used to perform a Connection Stream Parameter Pollution (CSPP) attack?

What technique is used to perform a Connection Stream Parameter Pollution (CSPP) attack?

A.
Injecting parameters into a connection string using semicolons as a separator

B.
Inserting malicious Javascript code into input parameters

C.
Setting a user’s session identifier (SID) to an explicit known value

D.
Adding multiple parameters with the same name in HTTP requests