Which of these activities is a cyclic process? (there maybe more then one answer)?

Question

Which of these activities is a cyclic process? (There may be more than one correct answer.)

A. A canoe trip that goes 50 miles down river
B. A bike ride from home to the corner store and back
C. A baseball game
D. A home run in a softball game
E. Reading a book

Answer 1

all of them

Answer 2

B, C, and D is my guess