Well the first one, and the fourth one.
Answer:
c
Explanation:
factory smoke caused pollution
Wilhelm Roentgen invented the X-ray vision.
- Created in 1895.
- Used a lot now a days.
- Was made so scientists could look through the digestive system.
Those are a bit of facts,
Keep rolling on, good luck on your assignment!
- Emacathy
Answer:
The answer is D all of the above!
Explanation: