Answer:
Arm: Supports the tube and connects it to the base.
Base: The bottom of the microscope, used for support.
Your answer is B.
<h3><u>
How do you identify a sentence fragment?</u></h3>
- Missing a subject. A sentence fragment may have a verb but may be missing a subject.
- Missing a verb. A sentence fragment may have a subject but may be missing a verb.
- Subordinate clause fragments
Sure hope this helps and pls mark me brainiest
