Which combination of these devices monitors waves that have a compressional component?
A) I & II
B) IV & V
C) I & III
D) II & IV

Respuesta :

Answer:

The answer is A

Explanation:

Answer:

It's A

Explanation:

I & II Both seismic waves (that cause earthquakes) and sound waves (which sonar uses) can be compressed because they are longitudinal. All other wave types are electromagnetic waves and cannot be compressed.