The eyes of a planarian provide

three-dimensional images, but in black and white.
two-dimensional images.
a higher degree of resolution than human eyes.
information about light intensity and direction.

Ittle jake is strongly bonded to his mother. in fact, he has a difficult time letting her out of his sight. when his mother must leave him in daycare to go to work, the daycare provider calls because jake is inconsolable. since being placed in daycare, jake has also refused to sleep alone. what disorder do jake's symptoms suggest?