Asoldier stationed at a base in northern alaska is dressed in his all-white camouflage. he wants to know the exact distance from which another person can distinguish him from the snowbank in which he is hiding. the soldier is concerned with the

The answer is: just noticeable difference

In psychology, just noticeable difference refers to a sudden change that can make people's sense to perceive a certain thing differently.

In the case above, the soldier aware that if he move, he would create a movement that cannot be done by a simple snow. He's concerned that the enemy that see it would automatically notice it with their vision and directly aware of the camouflage.

answer: cannibalism, the capac raymi, capacocha, the eight day feast, the combing of the hair

explanation:

the incas have many rituals, cannibalism was always a very ritual thing, which was normally tied to sacrifices, warfare, death, and regeneration.

  the capac raymi was one of the most important ceremonies. it occurred around the summer solstice and was when they worshiped their sun god, also known as inti.

  the capacocho was another one of their most important ceremonies. it was when many children where selected to start their training, and these children where destined to become sacrificial blessings to their sun god, inti. being chosen for this ritual was a blessing.

  the eight day feast was a feast that lasted 8 days and, each day, the day began with a chanting at dawn. a follow up song at noon. which ended with complete silence at the end of the day. on this day, inca royalty was always dressed in silver and gold laced clothing.

  the combing of the hair was the most important ritual to young girls. this ritual was known as the coming of age ceremony, but only the most beautiful girls where chosen. in this ceremony, the girls chose their new name and where chosen as either brides, or princesses of rulers.