Answer:
the first one
Explanation:
my mom is a diabetic so she told me all about what she deals with
The kind of immune defense that was broken in his immune system is the skin.
While many do not look at it this way, the skin is the largest organ in the body. It plays a key role in our immunity and protects us from many, many dangers.
Hope I could help.
B. Asthma because It is fairly common for people to be born with asthma.
HBV infection has a vaccine which is readily available for employees to obtain as a preventative measure before exposure to that virus.
<h3>Which bbp has a vaccine readily available for employees?</h3>
Hepatitis B vaccination is considered as an effective defense against HBV infection. The standard requires employers to offer the vaccination series to all workers who have occupational exposure to any type of hepatitus.
So we can conclude that HBV infection has a vaccine which is readily available for employees to obtain as a preventative measure before exposure.
Learn more about exposure here: brainly.com/question/2166344