Answer:
experimental
Explanation:
Experimental design: In research methods, the experimental design is referred to as a specific way of designing an experiment by a researcher to get valid as well as objective results. It refers to a collection of various research designs that is responsible for using controlled testing and the manipulation procedure to get knowledge of the causal processes. In most of the experimental design, one or more than one variables are being manipulated to know its effect on the dependent variable.
In the question above, the given statement signifies the use of the experimental design.
A child's growth is divided into different stages. A child is developing concrete operations (mental state) when they begin to understand that other people have thoughts, emotions, and perceptions.
Perceptions, emotions, and desires are all mental states that children from 18 months to 3 years of age start to understand.
Cognitive development is known as the growth of a child's ability to think and reason. This growth often takes place differently from ages 6 to 12, and from ages 12 to 18.
Children ages 6 to 12 years old develop the ability to think in concrete ways. These are called concrete operations.
Piaget’s theory of cognitive development is a theory about the nature and creation of human intelligence.
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Industrial Waste are significant causes of water pollution in modern-day Africa.
It was the first time that steel, that bessemer made, was mass produced
Hinduism developed from the religion that the Aryans brought to India with them in about 1500 BC. Its beliefs and practices are based on the Vedas, a collection of hymns (thought to refer to actual historical events) that Aryanscholars had completed by about 800 BC.
