Which of the Following Scenarios Can Be Justified by Kant's

Which of the following scenarios can be justified by Kant's categorical imperative?

A) Rahman is a 9 year old boy who works in a manufacturing plant in India for 2 cents an hour to support his family.
B) Bobby committed his first crime when he was 14 years old and required money to support his family.
C) Joey killed a burglar who sneaked into his house and tried to kill him.
D) Karol lied to her parents of Leon because she did not want them to know that she was pregnant.
E) Percy stole his friend's iPod because his parents did not have the money to afford it.