An advertisement for a new sports drink features a famous and well-respected musician. The musician claims the drink is the most effective for post-workout recovery. What is the most significant flaw in this argument for the drink's effectiveness?
-
A
The musician may have been paid for the endorsement.
-
B
The effectiveness of a sports drink is a matter of personal opinion.
-
C
The musician's expertise is in music, not in sports science or nutrition.
-
D
The advertisement does not mention the price of the sports drink.