Subscription pricing
The new perfume Aurora smells worse to Joan than any comparably priced perfume, and none of her friends likes the smell of Aurora as much as the smell of other perfumes. ████████ ███ ███ ███ ███████ ████ ████ █ ██████ ██ █████ █████ ██ ██████ █████ █████████ ███████ ███████ ███ █████ ██ ██████ ██ ████ ██ ███ █████ ███████ ███ ███ ██ ███ ██ ███ █████████ ████████ ███████ ██ ███ ██████████ ██ ██████
21.
From the information presented in ███████ ██ ███ ███████████ ██ ███ ██ ████████ ████████ ████
a
none of Joan’s ███████ ██ ██ ██████ ██ ███ ██████████ ██ █████
b
Joan prefers all █████ ████████ ██ ██████
c
Professor Jameson is ███ ███ ██ ████████ ███████
d
none of Joan’s ███████ █████ ██████ ███████
e
Joan and her ███████ ███ ████ ███ ████ █████ ██ ████████