Which best explains why the moon has phases? Group of answer choices

The moon's position changes in relation to the sun and Earth

The sun's position changes in relation to the moon and earth

The earth casts a shadow on the moon as it rotates

The moon rotates along its axis

Can happen anywhere along the spine if the neural tube does not close all the way. the backbone that protects the spinal cord does not form and close as it should. this often results in damage to the spinal cord and nerves. a) cleft palate b) spina bifida c) encephalocele d) down's syndrome