Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to clean horizontal blinds [title] Keep the blinds slightly open. [step] Turn the stem until the blinds are mostly closed. The slats should be pointed at a downward angle toward you.

Ending1: The blinds should also be tilted up at an angle to either side of you. You should also not over-rotate or open them. Ending2: [title] Place a hand vacuum or hand pump on the horizontal blinds and suck the suction of the suction cup up and onto the blinds. [step] You can also blow in additional air toward the blinds if needed. Ending3: It's important that the blinds remain partially open to allow you clean deep in between them. [substeps] You won't be able to fit the entire brush attachment into the blinds themselves, but the bristles will penetrate into their inner recesses and sweep the dust into the hose. Ending4: Opening them too wide will cause more air to flow through. [substeps] This can also be done if you don't have access to a ceiling fan, but partially opens up the blinds.

Answer format: ending1/ending2/ending3/ending4