(1) The digital signature method does not provide ____. (A) Privacy (B) Authentication (C) Integrity (D) Nonrepudiation.

7. To compute GDP we (A) simply sum the number of final goods and services. (B) sum the cost of producing final goods and services. (C) use weights determined by a survey regarding how much people value different sorts of goods and services to compute GDP as a weighted average. (D) sum the market values of final goods and services.