I think it’s b but im not sure
Diphtheria<span>, Haemophilus </span>influenzae<span> serotype b infection,</span>hepatitis B<span>, </span>measles<span>, </span>meningitis<span>, </span>mumps<span>, </span>pertussis,poliomyelitis<span>, </span>rubella<span>, </span>tetanus<span>, </span>tuberculosis<span>, and </span>yellow fever are considered to available
It’s should be c and a mostly c though
