Unmindful introduction of exotic species affects native species because
(i) competition for food and space is increased
(ii) Prey-predator relations are changed
(iii) New diseases may be caused due to new hot parasite interactions
(iv) Exotic species cause mutations in native species

Options

A. All of these
B. Only (i) and (ii)
C. Only (ii) and (iii)
D. (i) , (ii), (iii)

Answer

D