What is an illegitimate TCP state sequence? a$.)$ A TCP state sequence that isn't compatible to the $\text{'}\text{'}$connection establishment'$\text{'}3-$way handshake EXCLUSIVELY. b$.)$ A situation where there is an error in the TCP$-$Header source or destination port field. c$.)$ A TCP state sequence that isn't compatible to the $\text{'}\text{'}$connection termination'$\text{'}4-$way handshake EXCLUSIVELY. d$.)$ A TCP state sequence that isn't compatible to ANY of the $3-$way and $4-$way TCP handshakes.