Answer:
you snap chatting your friends
Step-by-step explanation:
The waves that will have the highest wavelength from the given choices is by snap chatting with your friends.
- Snap chatting involves the use of radio waves.
- Radio-waves are a part of electromagnetic waves and they have very long wavelength.
- It is used in radio communications as in mobile phones.
- x-rays have the shortest wavelength of all the waves.