A category manager:

$q,$

$$ does not have any profit responsibility.

is a position that is only found in industrial products firms.

attempts to maximize each individual brand's successes, even at the expense of another, to maximize the overall profitability of the product line. $q,$

has profit$-$and$-$loss responsibility for an entire product line, across two or more brands.

$$ is accurately described by none of the above.