Data link layer retransmits the damaged frames in most networks. If probability of a frame's being damaged is p, then what is the mean number of transmissions required to send a frame if acknowledgements are never lost ?

Data link layer retransmits the damaged frames in most networks. If pr

1.	Data link layer retransmits the damaged frames in most networks. If probability of a frame's being damaged is p, then what is the mean number of transmissions required to send a frame if acknowledgements are never lost ?
A.	K / K - P
B.	1 / K - P
C.	K / K(1 + p)
D.	p / K + 1
Answer» C. K / K(1 + p)