Answer:
The correct answer is C. Xander has not yet attained object permanence.
Explanation:
According to Piaget's Stages of Cognitive Development, object permanence occurs during the <em>Sensorimotor Stage (birth- 2 years old)</em>, in which an infant understands that an <em>object is still there even if it cannot be seen. </em>
In this case, Xander has not yet obtained object permanence since as soon as the rattle is taken away, for him it has <em>ceased to exist</em>, thus making him be interested in other stimulus.
I believe its false. You should pick up debris no matter if anyone notices or not.
They settled around the Mediterranean and Black sea, which helped spread culture.
The answer is letter A. When you notice the soft sound of rain on the roof, it has crossed a perpetual line called your absolute threshold for detecting an auditory signal. Absolute threshold is the smallest energy that stimulates our human senses such as hearing, seeing, smelling, etc.