Sotia pays Sam $\$ 50$ to mow her lawn every week. When
the government levies a mowing tax of $\$ 10$ on Sam, he
raises his price to $\$ 60 .$ Sofia continues to hire him at
the higher price. What is the change in producer surplus, change in consumer surplus, and dead weight loss?
a. $\$ 0, \$ 0, \$ 10$
b. $\$ 0,-\$ 10, \$ 0$
c. $+\$ 10,-\$ 10, \$ 10$
d. $+\$ 10,-\$ 10, \$ 0$