A set of terms are given below (box) followed by few statements in a box.
Pick the correct term and write it against the appropriate statement.
(i) Male and female animals of two different related species are mated.
(ii) Superior males of one breed are mated with superior females of another breed.
(iii) Mating of animals within the same breed, but having no common ancestors on the either side of their pedigree up to 4-6 generations.
(iv) Mating of more closely related individuals within the same breed for 4-6 generations.