The pioneering psychologist John Watson argued that psychologists should restrict their efforts to the study of observable behaviors.
A theory known as behaviorism, or behavioral psychology, contends that environment affects how people behave. The study and analysis of observable behavior is the most fundamental definition of behavioral psychology. The middle of the 20th century saw a significant amount of ideas impacted by this area of psychology.
Watson thought that the main focus of psychology should be on observable behavior in science. He is famous for his studies on the process of conditioning. Watson is also renowned for the Little Albert experiment, in which he showed how a toddler may be made to dread a stimulus that was initially neutral.
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It spread through trainers and new innovations. Most popularly, the invention of the printing press.
Answer:
C. Conservation
Explanation:
Mass is defined as "the amount of matter held within a body and hence stays the same, irrespective of our location, since the amount of matter will stay fixed"
The mass is a property that never change no matter the place, ambiental conditions, temperature and other possible factors.
The only possibility in order to change the mass is with chemical reactions or desintegration processes but that's very improbable. So for this reason this is an example of conservation.