Which of the following sentences uses both colons and semicolons incorrectly?
1) The teacher said: 'Please bring your notebooks'; and the students listened.
2) I have three favorite colors: blue, green, and red; and I like to mix them together.
3) She had many hobbies: painting, singing, and dancing; but she was not good at any of them.
4) The recipe called for: flour, sugar, and eggs; but I forgot to add the eggs.