Answer:
Half duplex
Explanation:
The half duplex is a device which allows the communication from only one side and the other person can only hear at a time. The example is radio. The person speaks from the one side can only speak and on the other the person can only hear. In a full duplex both parties convey their messages to each other. The example includes cellphones, telephones, wireless phones, etc.
Southern states were critical to the war effort during World War II (1941-45) and none more so than Georgia. Some 320,000 Georgians served in the U.S. Armed Forces during World War II, and countless others found employment in burgeoning wartime industries. Their experiences were pivotal in determining the state's future development, and the war itself marked a watershed in Georgia's history. Because it occurred when important shifts in the state's politics, race relations, and economy were already under way, the war accelerated Georgia's modernization, lifting it out of the Great Depression and ushering it into the mainstream of American life.
technological developments: biotechnology Biotechnology can potentially benefit mankind by leading to the discovery of new drugs and vaccines. But biotechnology research can also have unintended and dangerous outcomes, so government regulation is necessary. At the same time, private enterprise should be allowed to speed up research and innovation in this vital industry, with financial benefits and philanthropic objectives as concurring goals.
energy and the environment: The 2010 oil spill in the Gulf of Mexico caused virtually irreversible damage to the marine environment. This disaster calls into question the proper role of the national government in regulating industry that may have an adverse effect upon the environment.
Answer:
An important period of time for development.
Explanation:
In psychology, the critical period can be defined as the period in which some sort of transformation takes place in a limited time. <u>The critical period is that phase of life which is </u><u>important for the development</u><u> of certain skills psychologically. This period is also necessary for the development of an organism so that it can progress in a normal manner.</u>
It is the period during which the sensitivity of the nervous system is high. The critical period is also known as the optimal or the sensitive period.
So, the correct answer is the last option.
Answer:
d. a theory.
Explanation:
A set of logically interrelated statements that attempts to describe, explain, and (occasionally) predict social events is known as a theory.
A theory is a body of systematized ideas that is formulated with the intention of explaining concepts and justifying certain courses of action.
In certain cases such as research, theories can be used to predict other variables. It can be said to be a body of generalized thought or belief that can be learnt and thought, as the set of principles that apply to a particular item concept or event.