Identify the tax issue or issues suggested by the following situations and state the issue in the form of a question:

Travis is a professional writer who maintains his business office in one room of his personal residence. The office contains Travis’s desk, filing cabinets, personal computer and printer, copying machine, phone system, and fax machine. It also contains his family’s library of videotapes, music CDs, popular novels, and the set of encyclopedias used by his three children for their schoolwork.

At the end of the week, carla receives her paycheck and goes directly to the bank after work to make a deposit into her savings account. the bank keeps the required reserve and then loans out the remaining balance to a qualified borrower named malik as a portion of his small business loan. malik uses the loan to buy a tractor for his construction business and makes small monthly payments to the bank to payback the principal balance plus interest on the loan. the bank profits from a portion of the interest payment received and also passes some of the interest back to carla in the form of an interest payment to her savings account. in this example, the bank is acting

Leticia has worked for 20 years in the public relations department of a large firm and has been the vice-president for the past ten years. it is unlikely she will ever be promoted to the top executive position in her firm even though she has directed several successful projects and is quite capable. her lack of promotion is an illustration of (a) the "glass ceiling" (b) the "glass elevator" (c) the "mommy track" (d) sexual harassment

By which distribution system is more than 90 percent of u. s. coal shipped? a. pipelinesb. trucksc. waterwaysd. railroadse. none of the above