_____ is the correct term for the group of sleep disorders that involve the timing, quantity, quality of sleep

The following is a description of a child being assessed for formal operations. "The boy moved the blocks over so that the lever was now free to rotate up and down

When asked about why it now moved, he was able to adequately describe what was taking place. According to this description, it is clear that the child is in which of Piaget's stages of cognitive development? a. sensorimotor b. preoperational c. concrete operations d. formal operations

What type of childbirth technique has been found to lower women's anxiety about birth and help them feel more knowledgeable and more in control of the birth process?

a. twilight sleep b. natural childbirth c. cesarean birth d. puffing childbirth