In which of the following situations is income taxable to Belinda in Year 1? Belinda owns an architectural firm and reports on the cash basis. I. Belinda received $6000 from a client on December 28 , Year 1 . She deposited the check on December 29 , but it was returned on December 30, Year 1 because the client's bank account did not have sufficient funds. II. Belinda was offered $5000 from a client on December 31, Year 1, but she refused to accept the payment and asked the client to mail the check to her the next week. III. Belinda received a $4000 check from a client on December 29 , Year 1 but did not deposit it in her checking accounting until January 4, Year 2. I only II only II and III only I, II, and