From the following options, select the answer that correctly describes the implementation of the HTTP protocol

A. By definition, HTTP is a connection-less oriented protocol and therefore utilises TCP
B. By definition, HTTP is a connection orientated protocol and therefore utilises TCP
C. By definition, HTTP is a connection-less oriented protocol and therefore utilises UDP
D. By definition, HTTP can be configured to be either connection or connection-less oriented by specifying the appropriate HTTP header.