Here are the answers to your questions:
Question 1 A) Which of the following can cause beach erosion?
Correct answers:
- Ocean currents
- Storm waves
Question 2 A) Which of the following is one effect storm waves have on a beach?
Correct answer: Movement of beach sand to a sandbar
Question 3 A) How are waves related to shifting shorelines?
Correct answer: Waves can cause beach erosion.
Let me know if you need further assistance!