Which of the following do lewis structures help us understand?

Two positions of the sun, moon, and earth are described below: position a: moon is between the sun and earth position b: earth is between the sun and moon which statement is true regarding the type of tides that can occur? a neap tide can occur for both position a and position b. a neap tide can occur for position a but not for position b. a spring tide can occur for both position a and position b. a spring tide can occur for position a but not for position b.