The answer is A.
The cuticle is a protective film that is non cellular covering the outer cell layer (epidermis) of green, aerial parts of plants. Cuticles protect plants against drying (desiccation), UV radiation, and various kinds of physical, chemical and (micro)biological agents.
The cuticle also provides some support. Actually the cuticle which protects the underlying tissues has basically the same function as our own skin.
In several groups of plants, cuticles are very resistant. Only few groups do not generally have highly resistant cuticles e.g. ferns and lycopods.
"Volume and page numbers" is the one among the following choices given in the question that is the <span>least important information in finding it. The correct option among all the options that are given in the question is the fourth option or option "D". I hope that this is the answer that has actually come to your help.</span>
Mees lines. These are characteristic of heavy metal poisoning.