Answer: Parallax
Explanation: Parallax is usually an error which should be avoided when taking measurements. It is the observed difference in the apparent position of an object when viewed from different positions. Motion parallax is the change in the position of an object due to the viewer's movement. In motion parallax, the object distance to the observer's eye seems to affect the relative motion of the object. That is objects close by or near the observer's eye such as mile markers seems to rush or whiz past relative to the observer's direction while distant objects such as hills and mountain tops moves relatively slowly in the opposite direction.
B because of the Aztecs and southern natives (South America)
Answer:by letting people speak what they want to say
Explanation:oskddj
When Sharon Ravitch solved the problem by studying in a professional development program at her own school, it means that she developed new skills that could positively impact her professional life.
A professional development program in schools aims to help develop students' skills and abilities through online training, university studies, coaching and consulting.
Therefore, these programs are very favorable to students for a better career direction and help in the development of multidisciplinary intelligence, making the individual better able to face challenges in social and professional life.
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Challenging behavior is the correct answer.
Challenging behavior is defined as any behavior that interferes with children's learning, development and successful play. This type of behavior affects not only the kid who is presenting this behavior but the other kids and adults around him/her. Unfortunately, if this behavior is not dealt with, it will put the child at high-risk, school and social failures later on since it limits the kid's ability to learn and grow.