Please choose the correct solution to the question: How to clean dirty battery terminals.

Solution1: Add a small amount of white vinegar to a cup. With a small paint brush dipped into vinegar, gently wipe the battery terminals to neutralize anything left behind. Let terminals dry thoroughly and insert new battery.

Solution2: Add a small amount of balsamic vinegar to a cup. With a small paint brush dipped into vinegar, gently wipe the battery terminals to neutralize anything left behind. Do not let terminals dry, insert new battery.

Answer format: solution1/solution2
Answer: solution1