[" Which of the following is an example of "],[" step-growth polymer? "]

Which one of the following is an example of chain growth polymer'?

Which one of the following is not an example of chain growth polymer ?

Which one of the following is not an exmaple of chain growth polymer?

Which of the following is not a condensation (step growth) polymer ?

Which of the following is/are not a step growth polymer ?

Which of the following is an example of condensation polymer (or) Which of the following is not an example of addition polymer