Answer: Social class
Explanation: Social class is the use of socio-economic status to rank individuals in a society. Social class ranks people on the social ladder of the society.
Answer:
a and b are certainly correct and d is absolutely wrong.
Answer: People couldn't find the radio stations.
Explanation:
Every radio station is assigned a frequency on which they are to broadcast. These frequencies identify the radio stations such that people are able to find them by just going to that frequency.
This was the main reason why the government had to assign radio frequencies. Initially, radio stations took on different frequencies and finding them could be cumbersome as they sometimes changed. By assigning one frequency to a station, listeners could always find it there.
Answer:
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Explanation:
According to Piaget's theory of cognitive development, the preoperational stage is the second stage. This stage starts at about two years old and lasts until around seven.
Children think symbolically throughout this time but are not yet using cognitive processes.
<h3>What is the preoperative stage according to Piaget?</h3>
The second stage of Piaget's stages of cognitive development, the preoperational stage, lasts from two to six years old. The majority of a child's preoperational stage is marked by egocentric, or self-centered, thinking.
Children in the preoperational stage engage in pretend play because they utilize symbols to represent phrases, pictures, and concepts.
As she flies about the room, a child's arms can transform into airplane wings, and a toddler holding a stick can transform into a valiant knight brandishing a sword.
For more information about the preoperative stage refer to the link:
brainly.com/question/14332895
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