When Procter and Gamble added a new laundry detergent in Asia called "Panda" to its current line of laundry detergents $($named Tide and Cheer$),$ the Panda brand would be considered a$($n$)$:

A$)$ brand extension

B$)$ family brand

C$)$ flanker brand

$q,$

$q,$ D$)$ complementary brand