Question

What was the basis of Lee Yicks appeal to the U.S Supreme Court after his conviction for running an illegal laundry in San Francisco?

A
Fire marshals had not inspected his laundry before declaring that he was operating in an unsafe manner

B
The local sheriff had arrested Chinese laundry owners but not white laundry owners who committed the same offense

C
The requirement that laundries be housed in brick buildings was an unfair burden on Chinese immigrants

D
At his trial he had not been permitted to call witnesses to give testimony that could have proved his innocence