Answer:
:) the answer is also in the explanation
Explanation:
Irrigation, the process of digging canals to extend a river's flow to a new area, affected Sumer by opening up new areas for crop farming.
Answer:Separation from
Explanation:
In order to Prevent wood and other moisture-sensitive materials from decaying is to separate from a constant uptake of moisture from the ground.
wood started rotting when moisture percentage goes beyond 20% and fungi started to grow and feed on cellulose. The wood needs to be wet in order to continuously deteriorate.
if we restrain the moisture from wood and other moisture-sensitive material then their life can be increased to a great extent.
Answer:
E. All of the above statements are true.
Explanation:
Answer: A) 5 years of age.
Explanation:
Pro-social behavior is defined as social behavioral characteristics that is performed for benefit of others. These traits include sharing things, helping act, volunteering etc.
According to the question, Jessica can belong to 5 year old age group as she expecting other benefit by providing benefit.She is sharing her cookie with expectation of getting chocolate from her friend.
Other options are incorrect because 4 year old might display reactive pro-social behavior or not aware about benefit concept .Thus, the correct option is option(A).
