Persistent calyx is the character of plants belonging to the family

How many of the following plants belong to the family whose formula is given below?

$\oplus ⚥{\mathrm{K}}_{\left(5\right)}{\mathrm{C}}_{1+2+\left(2\right)}{\mathrm{A}}_{\left(9\right)+1}{\underline{\mathrm{G}}}_1$

Select the characteristic feature of plants that have the given floral diagram.

Consider the following features (a-c) and select the plant associated with them.

(a) Cruciform corolla

(b) Tetradynamous condition

(c) Presence of replum in ovary

Read the following statements carefully and select the correct one.

(a) Axile placentation is common in members of Solanaceae, Liliaceae, and Fabaceae.

(b) Persistent calyx are characteristically found in members of the family Solanaceae.

(c) Perennial herbs with underground bulbs, corms, and rhizomes belong to the family Liliaceae.

(d) Family Solanaceae is characterized by the presence of epiphyllous condition and bicarpellary and obliquely placed gynoecium.

Select the incorrectly matched pair.