The kinetic element wit respect to the multiplication shown in the diagram below is \(\begin{array}{c|c} \oplus & p & p & r & s \\ \hline p & r & p & r & p
\\ q & p & q & r & s\\ r & r & r & r & r\\ s & q & s & r & q\end{array}\)

• A.p
• B.q
• C.r
• D.s
• E.