Ally is a very busy person and she hates to spend her time with gardening work. She really likes the idea of a synthetic grass. However, she has never pursued the idea as she has two dogs in her back yard. June does not know that several manufactures make synthetic grass that with an antibacterial agent to minimize odors for pet owners. For Ally, the dog friendly synthetic grass is a(n)_______product because she doesn't know the product exists.

A. shopping

B. specialty

C. unsought

D. convenience