HELP FOR FINIALS How do vertebrates protect and
support their inner organs

A. backbone
B. muscular system
C. endoskeleton
D. exoskeleton

Vertebrates have a skeleton inside them.

They have an internal skeleton made of bones.

endoskeleton - the internal skeleton; bony and cartilaginous structure (especially of vertebrates)

Explanation:

An endoskeleton is a skeleton found within the interior of the body; it provides structural support and protection for the internal organs and tissues of an organism. Endoskeletons can take several forms, and can differ in complexity, shape and function, depending on the requirements of the animal. Most vertebrates have an endoskeleton, which is comprised of mineralized tissue in the form of bone and cartilage

answer :c

the most speciallized is b. grizzly bear

answer'(basidium)the spore--bearing structure of a basidiomycete is called a basidiocarp; ///