I'm confused.

The human resource group for a company collected data summarizing the educational level of the company's employees. They found that 174 have no college degree (None), 48 have an associate's degree (AA), 227 have a bachelor's degree (BA), 58 have a master's degree (MA), and 33 have PhDs. Complete parts a and b below. a) Make a frequency table for the education level of the company. Level Frequency None AA BA MA PhD b) Make a relative frequency table for the education level of the company. Level Relative Frequency None % AA 1% BA % MA % PhD 1% Round to two decimal places as needed.)Indicate whether the data are time series or cresssectional. Number oi tmeks sold by a dealership in each month 2612. Choose the correct answer below. 0 A. The data are crnssseeenal because the data are measured over time at random intervals. 0 B; The data are time series because the data are measured over time at regular intervals. 0 C. The data are cross-sectional because the data are taken from situations that vary over time but are measured at a single time instant O D. The data are time series because the data are taken from situations that wary:r ever time but are measured at a single time instant. Indicate whether the data are time series or cross~sectionat Number of cars sold by each salesperson in a dealership in October Choose the correct answer below. CI A. The data are time series because the data are taken from situations that vary over time but are measured at a single time instant O B. The data are crosssectional because the data are measured over time. Q C. The data are crosssectional because the data are taken from situations that vary overtime but are measured at a single time instant. O DY The data are time series because the data are measured over time