Draw a line segment AB of length 8 cm. Taking A as centre, draw a circle of radius 4 cm and taking B as centre, draw another circle of radius 3 cm. Construct tangents to each circle from the centre of the other circle. Give the justification of the construction.
It acts as a reducing agent.
It acts as an oxidising agent.
It acts both as a reducing as well as an oxidising agent.
It can neither act as a reducing nor as an oxidising agent.