Which strategies are effective for addressing visibility challenges during surveillance?Select three answers. Change your body position if needed to see around blind spots, glares or distortions Wear glasses with polarized lenses to manage glare Reposition your chair anytime you think it's needed in order to see better If something doesn't look right at the bottom of a pool, assume there is a body there Get up and move from your elevated station to a different area if the sun is in your eyes