Which of the following statements are correct?
(i) Hydnora africana is parasitic on the roots of members of the euphorbiaceae family and emits an odour of faeces to attract its natural pollinators.
(ii) Okapi, despite having zebra-like stripes, is actually more closely related to horses.
(iii) Welwitschia mirabilis is a plant consisting of only two leaves and a stem with roots. It is a very long living plant, living between 400 to 1500 years.
(iv) Lhasa Apso was the largest known carnivorous marsupial of modern times. It was native to Tasmania and believed to have become extinct in 20th century.