A new restaurant in town specializes in romantic music and soft lighting. The owners are probably aware of the research demonstrating the effects of physical environment on behavior. Studies have confirmed:

a. faster music and harsher lighting tend to create more relaxed moods.
b. faster music and softer lighting tend to create more relaxed moods.
c. slower music and harsher lighting tend to create less moods.
d. slower music and softer lighting tend to create more relaxed moods.

d