<span>As of 2012, the deduction for a child who is not providing the major source of income for himself or herself is $3,700. In addition, the standard tax exemption for the head of household and his or her spouse is also $3,700. Adding these three values together gives a total exemption of $11,100.</span>
<u>Answer:</u>
<em>Contagious diffusion</em>
<u>Explanation:</u>
As the definition suggests, Contagious diffusion is the rapid invasive diffusion of a trait through the same culture.
<em>Contagious diffusion is proportion to the effect called local distance effect.</em>
It is the process of spread of a disease or religious beliefs or values in a culture starting from a fixed place or point which is usually a origin source to several persons.
<em>Contagious diffusion mapping method is used in order to take preventive actions to identify more risky area and take actions effectively.</em>
The correct answer is Innovators developed a process to produce steel inexpensively.
The Second Industrial Revolution was born with scientific and technological progress that occurred in England, France and the United States, around the second half of the 19th century.
The discovery and use of new energy sources - oil (in the combustion engine), water (in hydroelectric plants), uranium (for nuclear energy), have further revolutionized industrial production. The list of inventions and discoveries is huge, which represented greater comfort for the human being.