Which of the following statements is true?
a. the wrist is a ball-and-socket joint.
b. the skull has many immovable joints, connecting various bones.
c. the skull has no joints and is a complete bone.
d. the elbow is a saddle joint.

Answer B

Explanation:

The skull forms to become immovable in order to protect the brain.

vascular tissue transports materials from the environment into the plant.

enhanced global partnerships and exploration capabilities may advance international preparedness for protecting the earth from catastrophic events such as some asteroid strikes, advancing collaborative research on space weather and protecting spacecraft by developing new means for space debris removal.