# A circle of 3 m radius is divided into three areas by semicircles of redii 1 m and 2 m

A circle of 3 m radius is divided into three areas by semicircles of redii 1 m and 2 m as shown in the figure above. The ratio of the three areas A, B and C will be

(a) 2: 3: 2

(b) 1: 1: 1

(c) 4: 3: 4

(d) 1: 2: 1