The most important task to learn at the concrete operational stage which spans between 7 to 12 years of age is().
A. object permanence and goal-directed behavior
B. the theory of mind and learning self control
C. conservation
D. abstract reasoning and hypothetical thought
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Children raised under the ______ style of parenting tend to be very obedient and wishes to rebel is very much suppressed at the same time.
Authoritative
B. Authoritarian
C. Neglectful
D. Permissive
Accoring to national polls, young adults in China marry at an average age of 26. According to Erikson their major developmental task at this point of life is _______
A. commitment
B. intimacy
C. autonomy
D. self-identity
( ) extends from the medulla oblongata(延髓) in the brainstem(脑干) to the lumbar region of the vertebral column(脊椎).
A. Neuron
Brain
C. Spinal cord
D. Cerebral cortex
The sensory receptors in the eye are found on the ()
A. ganglion cells.
B. cornea.
C. cochlea.
D. retina.