Which sections of the electromagnetic spectrum finish the list of uses? Mobile phones use ........1....... . Security scanners use ......2...... . Intruder alarms use ......3...... .
- A1: radio waves; 2: X-rays; 3: radio waves
- B1: microwaves; 2: microwaves; 3: infrared
- C1: microwaves; 2: X-rays; 3: radio waves
- D1: microwaves; 2: X-rays; 3: infrared