Right answer is B because the letters are followed by the next two letters such as- S- t and u H- i and j O- p and q P- q and r simillarly G- h and i O- p and q A- b and C T- u and v therefore if we place them side by side we get HIPQBCUV
The answer give in the web site was 3, but i cant conclude on that answer, can somebody help.
S = TU, H= IJ, O= PO, P = QR, Similarly, G= HI, O= PQ, A= BC, T= UV. So, Option B will be your answer