Development involves growth and changes in the body and brain

Physical development.

Explanation:

Development may be defined as the growth of the individual whether physically, psychologically or physiologically. The growth is important for the development of body parts and mentally growth as well.

Physical development starts in human at the stage of infancy and remain till late adolescents. This development involves the development of changes in the growth of body part and brain. The individual learn the ability of writing, learning and grasping.

Thus, the answer is physical development.

to prevent people from getting the ebola virus, countries around the world paid to doctors develop a new vaccine. now that the vaccine has been made, doctors will need to experiment on a large number of people to find out if it works safely.

what is the greatest limitation that scientists are dealing with as they try to figure out how to experiment with the ebola vaccine?

meditation is a practice of sitting still and quiet for minutes or even hours. it has been practiced for thousands of years and is even a part of religious practices for some people. carefully controlled, repeated measurements of brain activity have shown that meditation does increase certain chemicals in the brain and even grows the part of the brain that people connect with their current surroundings and activities.

are claims about the effects of meditation most likely scientific or pseudoscientific?

not pseudoscientific, because people have made claims about it but scientific observations have not been made