3. They have not had any prior contact with mono.
4. (i) F
5. sharing drinks; deep kissing
6. (i) It reduces the severity of symptoms.
(ii) It only lasts 12 hours/a short time.
(iii) The severity or length of illness not affected.
(iv) They are ineffective or only of limited benefit.
(v) It would prevent some protection from mono symptoms if contracted
(vi) It doesn’t exist yet. It’s years away
7. There is no vaccine available.