How many plants among Indigofera, Sesbania, Salvia, Allium, Aloe, mustard, groundnut, radish, gram and turnip have stamens with different lengths in their flowers?

Options

(a) Five
(b) six
(c) three
(d) four

Correct Answer:

four

Explanation:

Brassicaceae → Mustard, Radish, Turnip, Lamiaceae → Salvia