Neap tides happen when the sun and moon are at right angles to the earth. the sun, moon, and earth are aligned. the earth is closest to the moon. the earth is farthest away from the moon.

The answer is when the sun and the moon are at the right angles to the earth

Which make the sun, the earth and the moon formed a 90 degree angle.

during neap tides, the gravitational forces between the 3 counteract one another, creating a weaker tidal forces

Answer(a); // soil salinization and waterlogging;