What Is One Difference Between Challenges for Cause and Peremptory

What is one difference between challenges for cause and peremptory challenges in the juror selection process?

A) Prosecutors use challenges for cause, while defense attorneys use peremptory challenges.
B) Prosecutors and defense attorneys have unlimited challenges for cause, but only have a limited number of peremptory challenges.
C) Peremptory challenges are only available to the judge, whereas challenges for cause are available to both prosecutors and defense attorneys.
D) Challenges for cause were used in colonial courtrooms, whereas peremptory challenges are preferred in the modern courtroom.