Caryn Tan's answer to Wil's Primary 4 Science Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Caryn Tan
Caryn Tan's answer
81 answers (Tutor Details)
1st
Number 4 makes sense but number 3 would be the answer as you need the basket ball to be flexible enough to bounce up and down.