What best describes a SONAR wave? a. transverse and electromagnetic b. transverse and mechanical c. longitudinal and electromagnetic d. longitudinal and mechanical

I believe that it would be a transverse wave.

(A) Transverse and electromagnetic

Explanation:

The sound reflection qualities of the objective of a functioning sonar, for example, a submarine, are known as its objective quality. A confusion is that echoes are likewise gotten from different articles in the ocean, for example, whales, wakes, schools of fish and shakes. Involved sonar recognizes the objective's transmitted commotion attributes.