Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to clean oval makeup brushes [title] Wet your brush with warm water. [step] Only wet the bristles of the brush. Avoid getting water into the area where the brush handle meets the head.

Ending1: Toothpaste is a safe and cheap cleaner on oval makeup brushes. [substeps] Splash warm water on a cotton ball and dab the scrub over the brushes. Ending2: Make sure that you only wet the brush head where the brush switch sits. [substeps] For example, you could wet the bristles of your brush for stirring purposes. Ending3: This can loosen the glue that holds the bristles to the brush. Try dipping the bristles in a bowl of warm water to make sure that you don't soak the handle. Ending4: Drip the water over the brush handle slowly, paying particular attention to areas that have excessive moisture. [substeps] If your brush handle is excessively wet or you are trying to clean a lot of makeup, it is really time to blow dry the bristles or run a blow dryer over them.

Answer format: ending1/ending2/ending3/ending4