$3\mathrm{.}4-1$ The RDT $2\mathrm{.}2$ protocol $($a$).$ Consider the rdt $2\mathrm{.}2$ sender and receiver below, with FSM transitions labeled in red.

Which of the following sequences of transitions could possibly occur as a result of an initial rdt$\_$send$()$ call at the sender $($with no messages initially in the channel$),$ and possible later message corruption and subsequent error recovery?

rat$\_$eend$($data$)$

rdt rev $($rovpkt$)$ G$6$ noteorrupt $($revpkt$)$

$($RO$)$ of has$\_$seqo$($revpkt$)$

extract$($rcypkt$,$ deta$)$

deliver$\_$data$($data$)$

$($R$2)$

extract $($Feypht$,$ dato$)$

dellver dactaratel

endpkt mino pke $($Ack$,$ loh, ehekpin$)$

thd$-$pend $($endpkt$)$

$SO,RO,R2,S2$

SO$,$ RO$,$ S$2,$ R$1$

$SO,RO,S2,S3,R2,S5$

SO$,$ RO$,$ S$1,$ R$2$

$SO,R0,S2,R2$

S$0,$ R$0,$ S$1,$ R$1,$ S$1$

S$0,$ R$0,$ S$1,$ R$1$