Piloting a questionnaire is a worthwhile exercise because it will: a.Test out your questions on some of the people who will be in the final sample
b.Identify and amend any problems in the question wording, order and format
c.Find out what a trained pilot would think of the subject matter
d.All of the above

Who Benefits From Inflation? ... In other words, inflation can provide businesses with pricing power and increase their profit margins. If profit margins are rising, it means the prices that companies charge for their products are increasing at a faster rate than increases in production costs.

Explanation: