What are waves that require a medium to propagate known as?

a. transverse waves
b. mechanical waves
c. circular waves
d. electromagnetic waves

B. Definition from TRECA Glossary for Mechanical Waves: waves in which particles of a medium oscillate

first thing first of the answer is with technology. second thing second thing is that the big bang theory did not happened u see they say it did but what they dont realize is that like dinasures are still a round they might deny it but they and look at these 12 foot human skelteons they find lets see didnt the bible say something about giants. hope this peace.