Please choose the correct solution to the question: What should you do to prepare a glass window for frosting?

Solution1: Scrub to remove all dust and debris from the surface, then thoroughly dry with a soft absorbent cloth. Tape a border along the outside of the window frame, using painter's tape. This border will be the portion of window you want frosted.

Solution2: Scrub to remove all dust and debris from the surface, then thoroughly dry with a soft absorbent cloth. Tape a border along the inside of the window frame, using painter's tape. This border will be the portion of window you don't want frosted.

Answer format: solution1/solution2
Answer: solution2