In dicot leaf, vascular bundles are surrounded by......
Bulliform cells in grass leaves show
In isobilateral leaf more plastids are found in
The size of vascular bundles in a dorsiventral leaf is dependent on
The epidermis in a dorsiventral leaf
$(a)$ Covers both adaxial and abaxial surfaces
$(b)$ Is not covered by cuticle
$(c)$ Bears more stomata on the upper side
$(d)$ May even lack stomata on the upper side
Which of the above statements are correct?