Consider the following four statements $(i), (ii),(iii)$ and $(iv)$ and select the right option for two correct statements.

Statements :

$(i)$ In vexillary aestivation, the large posterior petal is called­standard, two lateral ones are wings and two small anterior petals are termed keel.

$(ii)$ The floral formula for Liliaceae is (image 1)

$(iii)$ Inpeaflowerthestamensare monadelphous.

$(iv)$ The floral formula for Solanaceae is (image 2)

The correct statements are