Answer: Object permanence
Explanation: Object permanence is the mechanism that describes about the fact that the objects and things will exist and events will take place in environment even though if it cannot be sensed or perceived.
Erick does not display the quality of understanding the object permanence.He is interested in the keys till he can see it and would cry for it when its taken away from it.
As soon as keys are hidden from him,he gets involved into something else and stop crying thinking that it gone or doesn't exist anymore .Thus, he is not aware that keys exist in the hidden manner.
Answer:
Blacks under the apartheid regime in South Africa Blacks in the US.
Explanation:
The word Apartheid stands for segregation in South African English. Under the apartheid regimes, the white minority population of South Africa controlled the social, political and economic conditions from 1948 to 1991. There was a hierarchical system in which the white minority gained the highest status and the blacks population have the lowest rank. Although the system was formally abolished in 1991, its effects could be observed till now.
The answer for this question would be D
Twelve-year-old Arnold received an IQ test score of 75. What is his mental age?
9
