Answer:
The following characterized articles that are published in scientific journals are D, because they have to explain scientific and be written .
Explanation:
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A redshift is when light or other electromagnetic radiation from an object moves away from the observer.
Answer:
It is the portion of internal energy that can be transferred from one substance to another
Answer: E. all of the above.
Explanation: for human infants to grow and develop normally, the need for them to interact with people (family, friends and the public) cannot be over emphasized. Interaction with people goes a long way in the brain, physical and social development of infants.
Frequent interaction with people helps infants in their communication skills.