Glue ear. which of the responses is (are) correct?

pharmacy

1    may occur in association with inflammation of the sinuses

2    may result in long-term hearing impairment

3    requires systemic antibacterial treatment as the usual line of action

 A    if 1, 2 and 3 are correct

B    if 1 and 2 only are correct

C    if 2 and 3 only are correct

D    if 1 only is correct

E    if 3 only is correct