National Sample Survey Organisation (NSSO) provides estimates of magnitude of unemployment on the basis of different concepts. Which of the following is such a concept?
(i) Usual Status Unemployment
( ii) Current Weekly Status Unemployment
(iii) Current Daily Status Unemployment

A

Only (iii)

B

All of (i) , (ii) and (iii)

C

one of (i), (ii) and (iii)

D

Only (i) and (ii)