Which of the following statements are correct?
(i) Some animals help us in keeping our environment
clean. They consume dead animals and dispose
them off. They are called scavengers.
(ii) Quinine, a forest product obtained from the
bark of Cinchona tree, is widely used to treat
typhoid.
(iii) Van Mahotsava is a festival of cutting down
trees.
(iv) International Day of forests is celebrated on 21st
March every year.
A(i) and (iv) only
B(ii) and (iii) only
C(i) and (ii) only
D(iii) and (iv) only