Stability of a floating body can be improved by which of the following?
1. Making its width large
2. Making the draft small
3. Keeping the centre of mass low
4. Reducing its density
Select the correct answer using the code given below
a. 1, 2, 3 and 4
b. 1, 2 and 3 only
c. 1 and 2 only
d. 3 and 4 only