The family containing mustard, and its main characters are
A. Brassicaceae - Pentamerous florwers, many stamens, pentacarpellary gynoecium, capsule fruit
B. Solanaceae - Pentamerous flowers, five stamens, bicarpellary gynoecium, berry fruit
C. Brassicaeae - Tetramerous flowers, six stamens, bicarpellary gynoecium, siliqua fruit
D. Poaceae - Trimerous flowers, three stamens, monocarpellary gynoecium, caryopsis fruit.