Calculate, correct to 2 significant figures, the length of the arc of a circle of radius 3.5cm which subtends an angle of 75° at the centre of the circle. [Take π = 22/7].

A. 2.3cm

B. 4.6cm

C. 8cm

D. 16cm

E. 110cm

Correct Answer: Option B

**B. 4.6cm**

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