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

Options

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

Answer

D