hello, i need help in solving a few questions. its marketing research and the book is malhotra page 126

1-list the 6 w's of descriptive research given an example of each

2-compare and contrast cross-sectional and longitudinal designs

3-what is the relationship among exploratory, descriptive, and casual research

4-what potential sources of error can affect a research design

5-sweet cookies is planning to launch a new line of cookies and wants to assess the market size. the cookies have a mixed chocolate-pineapple flavor and will be targeted at the premium end of the market. discuss the six Ws of a descriptive research design that may be adopted

6-welcome inc. is a chain of fast food restaurants located in major metropolitan areas in the south. sales have been growing very slowly for the last two years. management has decided to add some new items to the menu, but first they want to know more about their customers and their preferences

-list 2 hypotheses

-what kind of research design is appropriate? why?