2.5 m

4 m

5 m

7 m

1.2 H to 1.25 H above the datum

1.2 H to 1.25 H above the low water level

1.2 H to 1.25 H above the high water level

1.2 H to 1.25 H above the mean sea level

Both A and R are true and R is the correct explanation of A.

Both A and R are true but R is not correct explanation of A.

A is true but R is false.

A is false but R is true.

two points

four points

six points

eight points

(i) and (ii) are correct

(i) and (iii) are correct

Only (ii) is correct

Only (iii) is correct