In which of the following the stem is modified into tendril

Definitions / Explanation :

$(i)$ Leaf like stem Phylloclade

$(ii)$ Stolon

..................... are the regions of the stem that bear leaves.

Identify the correct set of statements :

$(a)$ The leaflets are modified into pointed hard thorns in Citrus and Bougainvillea

$(b)$ Axillary buds form slender and spirally coiled tendrils in cucumber and pumpkin

$(c)$ Stem is flattened and fleshy in Opuntia and modified to perform the function of leaves

$(d)$Rhizophora shows vertically upward growing roots that help to get oxygen for respiration

$(e)$ Subaerially growing stems in grasses and strawberry help in vegetative propagation

Choose the correct answer from the options given below:

Identify the given figure :