Options:
A.
B.
C.
D.
Sign in to view the correct answer and detailed explanation.
Study with fewer interruptions on Android
Use Ulearngo on a verified device for smoother past-question study.
Ulearngo is an independent study app. It is not affiliated with, endorsed by, or representing Obafemi Awolowo University (OAU). Always confirm official exam, admission, registration, syllabus, timetable, and result information from OAU admissions.
Earlier discussion
2 older comments kept for context.
Oladunsi Ajala
I believe the right answer is B because light is the fastest moving medium and has a constant velocity of \(3 \times 10^8\), obviously water isn't as fast as light and so C cannot be the answer.
They both are waves and exhibit diffraction and refraction and this is what makes them similar
Oluwaseun Adeyemi
Thanks for taking the time to make this correction. You are indeed correct and your contribution is appreciated.