Triangles MNP and QRS are right-angled at N and R respectively. It is given that MN=QR and MP=QS. Which of the following is the correct conclusion?
a) △MNP≅△QRS by ASA
b) △MNP≅△QRS by SAS
c) △MNP≅△QRS by RHS
d) The given information is insufficient to prove congruence