Come up with a question and stream of consciousness reasoning that would justify this answer: oscilloscope
user
The question is: The teacher explained it used a cathode ray tube like other screens, but this what measured things?
Options:
- vacuum tube
- television
- computer
- cathode ray
- oscilloscope
Stream of consciousness: There are different types of oscilloscopes. One kind of oscilloscope contains cathode ray tubes. Oscilloscope can also be used to measure things.

assistant