Identify the disease with the help of the clues given below :

1. Highly swollen legs
2. Locked jaws due to painful contractions of the jaw and neck muscles
3. Vomiting and watery stools
4. Diarrhoea, stool mixed with mucus and blood
5. Chills, high temperature, profuse sweating.

Deficiency of vitamin C causes

1. Night blindness
2. Scurvy
3. Anaemia
4. Polio

Which of the following is a specific symptom of the disease long dash scurvy ?

1. Skin inflammation
2. Bleeding gums
3. Drying of cornea
4. Bones turning soft

Distinguish between Rickets and Smallpox on the basis of the characteristic symptoms.