What is the right order of these Signature Dry Rubs, from lowest to highest $($mildest to hottest$)$ on

the dry rub heat scale: Chipotle BBQ$,$ Desert Heat, Buffalo, and Lemon Pepper?

Lemon Pepper, Chipotle BBQ$,$ Buffalo and Desert Heat

Chipotle BBQ$,$ Desert Heat, Buffalo and Lemon Pepper

Buffalo, Lemon Pepper, Chipotle BBQ and Desert Heat

Desert Heat, Chipotle BBQ$,$ Lemon Pepper and Buffalo

$A(n)$

cost is a cost whose total amount changes in direct proportion to

a change in volume.

A$)$ mixed

B$)$ fixed

C$)$ irrelevant

D$)$ variable