a. It gives the impression of environmental friendliness to a product.
b. It contains an unwritten guarantee about the performance of a product.
c. It prohibits other firms from using a brand or part of a brand without permission.
d. It ranges from simple statements to extensive documents written in technical language.
ANSWER: dAn express warranty is a written guarantee. It ranges from simple statements??”such as “100-percent cotton” and “complete satisfaction guaranteed”??”to extensive documents written in technical language.