How many tables are needed to implement an REA data model that has six distinct entities, three M:N relationships and four 1:N relationships in a relational database

Dr. wisteria is a prominent chiropractor in the chicago area. she wants to provide a forum for her patients to discuss their health concerns and to seek and offer advice to other patients. which telecommunications tool is most appropriate for dr. wisteria's needs?

The graph shows median weekly earnings for full-time workers according to education level. which can you not conclude?

Which explains extrinsic motivation? a)motivation in which there is a reward b)motivation that is personally satisfying c)motivation that is personally meaningful d)motivation in which the subject is interesting