Which of the following option is false regarding option field in the $IPv4$ header:
Ans-option(A) is incorrect.
(A)-type value in security option field is 130.
(B)-it is correct as we use scaling factor of 4 when header length is from 5 to 15 (because header length is 20B to 60B) ,so extra bytes are padded from option field.
(C)this is correct,copied,option class and option number are sometimes referred to as a single 8 bit ,option type