Which of these are true about Optimum population?
I. The maximum population a country can sustain
II. Optimum population is neither too small nor too large
III. Optimum population is static
IV. An optimum population is a population that produces full employment
V. Optimum population ensures the very basic standard of living in a country
1
Only I, III, IV and V
2
Only III, IV and V
3
Only I, II, III and IV
4
Only I, II and IV