<span>The cause could be attentional saturation - where you use or see an item often and know what it looks like.With the cobination of seeing/using it often blurs what it actually looks like or what the details of the item are.</span>
The average goals for any research project is for the person doing the project to further their knowledge and to present information proven by others before them.
<span>C.the railroads had to pass over mountains and rivers</span>
In 2008, the U.S. total fertility rate was about 2.09. Sometimes the total fertility rate is expressed as the average number of births that an average group of 1,000 women would be expected to have. In this case, the average number of children that one woman is expected to have is simply multiplied by 1,000.