Please explain answers with details.

Suppose that the government announces a welfare program where an individual is eligible for $340 per month. The individual may choose not to work and receive $340 per month. If she works 1 hour, she will earn $2.

a)Draw the budget constraint before and after the welfare program on the same graph.

b)After this individual works a certain number of hours, she does not receive any benefit at all. What is that number of hours of work? Show it on your graph.