Before and After

What letter comes before the letter C? Type your answer.

What letter comes before the letter T? Type your answer.

What letter comes before the letter K? Type your answer.

What letter comes before the letter Z? Type your answer.

What letter comes before the letter N? Type your answer.

What comes after the number 3? Type your answer.

What comes after the number 9? Type your answer.

What comes after the number 7? Type your answer.

What comes after the number 5? Type your answer.

What comes after the number 2? Type your answer.