Which of the following can be "valid" contraindications?
A. Slight fever, cold, or otitis media
B. Anti-biotics or anti-fungal medications
C. Breastfeeding, Upper respiratory infection or TB skin test
D. Working with pregnant women, immuncocompromised or nursery age children
E. Each choice has at least one valid contraindication
F. None of the above are valid contraindications
F. None are vaild contraindications