Continuous self pollination in a species develops

Cheiropterophily is the process of pollination by

Which are characters of insect pollinated flowers ?

Which one of the following is not a correct explanation of cross-pollination?

Identify the set of correct statements:

$A$. The flowers of Vallisneria are colourful and produce nectar.

$B$. The flowers of water lily are not pollinated by water.

$C$. In most of water-pollinated species, the pollen grains are protected from wetting.

$D$. Pollen grains of some hydrophytes are long and ribbon like.

$E$. In some hydrophytes, the pollen grains are carried passively inside water.

Choose the correct answer from the options given below.