It was believed that even numbers are unlucky.
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Explanation: </u>
It is an old superstitious belief that even numbers are unlucky. In respect of the same superstition, a gun salute is set off odd numbers.
It is a gesture of bestowing great honor on a significant individual. Since long back in history, symbolism has been denoted to every numerical known. Hence, firing a gun for a certain of an odd number of times symbolizes varied kinds of respect in every country.
Some countries fire shots 21 times because number seven is sacred and lucky. Hence 
It is called Conscious mind. The conscious mind incorporates such things as the sensations, discernments, recollections, feeling and dreams within our present mindfulness. Firmly aligned with the cognizant personality is the preconscious, which incorporates the things that we are not considering right now but rather which we can without much of a stretch draw into cognizant mindfulness.
Answer:
A. gradually increased
Explanation:
In past several decades, there has been a gradual increase in the labor force rate in the United States. This has been as a result of demographic, social and economic trends. An increase in participation by women and men in the labor force of the United States has also been seen. Just in 2009, about 55% of women were seen in the labor force.
So, in the past decades, there is a gradual increase in labor force participation by men and women.
Ralph Waldo Emerson was the author of nature which became the "Intellectual Beacon" for the "Transcendental Club".
Answer:
driving may have became automated.
Explanation:
While driving Jim may be still supervising and ready to take actions but now with the help of an automated driving system, the machinery performed the task of decision making and operating the automobiles. Therefore Jim become a little relaxed to talk to passengers while operating an automated driving system. An automated system controls the vehicle and humans could leave the responsibility of driving to the system.