Consider the following facts:
I. Silent Valley National Park is famous for being the habitat of Lion-tailed Macaques.
II. Silent Valley National Park was declared a national park in 1984.
III. The highest national park in Kerala is Eravikulam National Park.
IV. The waterfall inside Eravikulam National Park is called Lakkam Waterfall.
1
Only I and II
2
Only II and III
3
I, II, and III
4
I, II, III, and IV