Use the Following to Answer Questions

Use the following to answer questions
Jack Watson, an MBA student at the University of Tasmania in Hobart, recently purchased a small ice-cream and frozen yoghurt business close to campus to help pay his way through the program.Even though Hobart has cold winters, ice-cream and frozen yoghurt generally sell well year-round.After two months of operation, it became clear why the previous owners had sold the business: even though it seemed to be ideally located, sales were extremely disappointing.
-Besides administering the questionnaire, Jack observed people who came into his store and made notes about their appearance and behaviour.Which type of data did he collect?

A) Indirect
B) Mechanical
C) Secondary
D) Primary
E) Direct