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

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

A is true but R is false.

A is false but R is true.

(i) and (ii) are correct

(ii) and (iii) are correct

(i) and (iii) are correct

(i), (ii) and (iii) are correct

2.073 m

8.169 m

9.144 m

6.8 m

Manoeuvring lane + 2 x Bank clearance lane

2 x Manoeuvring lane + 2 x Bank clearance lane

2 x Manoeuvring lane + 2 x Bank clearance lane + ship clearance lane

Manoeuvring lane + 2 x Bank clearance lane + ship clearance lane

B or 30 m

1.5 B or 50 m

1.5 B

50 m