Answer:
[tex]\boxed{Option~B. ~exosleton}[/tex]
Explanation:
Spiders, like all arthropods, have an external type of skeleton, also called an exoskeleton. It means that they do not have an internal skeleton formed by bones as mammals (like humans), but this protective coat that is made of chitin, a carbohydrate, that is secreted by their tegumentary cells.
Therefore, the correct answer to this question is option B.
