Which of the following statement is true in regards to "Casual wage labourers"?

1. Such labourers are casually engaged in others’ farms and, in return, get a remuneration for the work done.
2. They account for about 25-30 per cent of India’s workforce.
3. Typist working in a state government office on a daily wage basis but paid monthly is an example of casual wage labourer.

All of the above

Casual wage workers account for about 25-30 per cent of India’s workforce. Such labourers are casually engaged in others’ farms and, in return, get a remuneration for the work done. Few examples are: A worker in rice mill paid on daily basis but employed regularly and a typist working in government office on a daily wage basis but paid monthly.