Final answer:
The question is expressing a logical statement and the grade level is High School.
Step-by-step explanation:
The question is expressing a logical statement about Chanel and Lanvin having a rosewood fragrance. The variables used are C for Chanel and L for Lanvin. The statement 'Chanel has a rosewood fragrance if Lanvin does' can be represented as C → L.
This is an example of conditional statement in logic where C is the hypothesis and L is the conclusion. The arrow symbol → indicates that if the hypothesis is true, then the conclusion must also be true.
So, the subject of this question is logical reasoning and the grade level is High School.