If P is the only computer that transmitted the virus to two other computers on the network, which one of the followin...

If P is the only one transmitting twice then your line up will look like this T or U —> P —> S —> T or U P —> R —> Q Remember S has to get it from somewhere and R gets it from the same place as S. R transmits to Q since T is being used and S transmits to T or U because S has to transmit to someone. T or U can pass it on to P so that’s the either or option. Clear as mud?