A tide with the largest difference between water levels at high and low tides is known as a spring tide. Two spring tides occur in each lunar cycle. This is because a spring tide occurs when the Moon A
is closest to Earth.

B
and the Sun pull on Earth at a 90° angles.

C
and the Sun are aligned and pull on Earth.

D
is farthest from Earth.

C is the answer

Explanation:

Tidal cycles are affected by lunar day, semidiurnal and diurnal, lunar nodes, axial tilt ... Their tidal forces act to reinforce each other, and the ocean both rises higher and ... Tidal ranges - differences between neap tides and spring tides - graph ... The perigee of the moon can occur at any point in the orbit around the earth due  ...

that's what i got you can count the number of atoms