All of the following are true of Maslow’s hierarchy of needs EXCEPT a. He asserted that people have to satisfy biological needs to live first

b. Self-actualization needs are at the top of his hierarchy

c. Other research supports Maslow’s conclusion that one need must be satisfied before another can be

d. The second level in his hierarchy includes safety and security needs

for many centuries there were important factors which the economies of the muslim empires developed increasingly. they applied economic procedures in production, investment, finance, taxation and property. they used to tax certain goods (for example: harvest), they charged interest on money lent, they signed contracts with merchants; they relied on a common currency, and they used checks as well as promissory notes. with the money collected by means of taxation, the government provided the needy with an income. in addition, trading networks covered huge distances, so far regions started to have contact and exchange goods. this trade network covered areas of asia, africa and europe.

answer; elasticity of the lungs decreases;