Sandra and her husband want to purchase a new washer and dryer. they have limited knowledge of high-efficiency appliances, so they search the internet, talk to friends and family, and visit several stores so that they can make an informed decision. sandra and her husband are relying

People knowledge and experience

Explanation:

For them to search the internet and ask questions from people, shows they want to get enough information from users and experience of them using such appliance.

Experience is the best teacher as some would say, asking and making inquiry about a product will expose you to know more about the product and even if necessary, you might get a better product than the one you are looking out for.

Sandra and her husband are relying on peoples experience and knowledge about this product for them not to make the wrong choice of product.

the answer is a. monarch