Microbiology Spring catarrh is which type of hypersensitivity reaction -a) type Ib) type IIc) type IIId) type IVe) type V A b B ad C ac D ab 💡 Explanation Spring catarrh is which type of hypersensitivity reaction -a) type Ib) type IIc) type IIId) type IVe) type V ✓ Correct Answer: B. ad