In about 1 in ______ conceptions, the zygote splits completely apart to create a multiple birth

Among children, the most commonly diagnosed disorders are

A) attention-deficit hyperactivity disorder and separation anxiety disorders. B) obsessive-compulsive disorder and conduct disorder. C) depression and phobic conditions. D) psychotic conditions such as schizophrenia.

Ancient Greek orators had an interesting way to remember ideas in order when giving a speech, which is referred to as taking a(n) __________

Fill in the blank with correct word