In which plant is the given structure found?

Euphorbia is an example of the modification of the stem for:

In $Amorphophallus$ and $Colocasia$ $(Araceae)$, an extremely enlarged underground vertical stem meant for vegetative reproduction and storage is:

Stem takes part in storage and perennation in

Tendrils are found in the following plants. Identify whether they are stem tendrils or leaf tendrils: $(a)$ Cucumber,$(b)$ Peas,$(c)$ Pumpkins,$(d)$ Grapevine,$(e)$ Watermelon.

Phylloclade,the modified photosynthetic organ,is a