PLEASE HELP! Which statements are true? A. farsighted person’s cornea and lens refract light too much. B. nearsighted person’s cornea and lens do not refract light enough. A person whose eyes are blue has irises that reflect blue light. C. Even people with perfectly working eyes have a blind spot in each eye. D. lens with cataracts absorbs or scatters light that it should refract.

the correct answer is "c: merchants" and "e. soldiers".

the song dynasty was known as the first government in the world to introduce paper currency. it was also the first chinese government which established a permanent standing navy. finally, the first compass was introduced during this period of government.

all of these innovations heavily affected commerce in a positive way. printed money dynamize commerce within the borders of the empire due to an easier way to quantify value during the trade. the introduction of the compass trade routes to be faster. finally, the introduction of a standing navy regulate trade routes.

regarding military affairs, gunpowder was created during this period. this was a tremendous improvement that was widely utilized by the military in order to innovate in the manufacturing of weapons.

the answer to your question is true

explanation:

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agriculture revolution