Tyrell is going to use ASA to prove that PQR SQR.
Which of these is a necessary step in Tyrell's proof?
A.
Prove that PQ SQ by the reflexive property.
B.
Prove that QPR QSR by the symmetric property.
C.
Prove that PQR SQR by the symmetric property.
D.
Prove that QR QR by the reflexive property.
