The most commonly diagnosed learning disability is dyslexia.

__________ is/are a major cause of the dramatic rise in multiple births in recent decades.

Fill in the blank(s) with the appropriate word(s).

Some people suffer from a form of amnesia in which they cannot learn new information

Their most recent memories seem to be only those that occurred prior to the onset of the amnesia. These people are likely to have sustained damage to a. thalamus. b. amygdala c. hippocampus. d. corpus callosum. e. hypothalamus.