Balancing the risks and costs of a security system is the responsibility of system developers

If a condominium owner lives in his condominium and pays all of the following, which of the following would be deductible for federal income tax purposes?

A: The cost of repairing the condominium unit; B: Any assessments that he pays for the upkeep of recreational facilities; C: Any interest that he pays on a mortgage for his share of the common areas; D: All of the above.

Which of the following is an example of primary data?

A) gathering your own data firsthand B) public information in libraries C) gathering information about your competition D) reading the newspaper