Poor nutrition, family stress, and memory difficulties have all contributed to mr. leonard's depression. effectively explaining the full complexity of his problems requires.

Biopsychosocial approach is the correct answer.

The biopsychosocial approach effectively explains the full complexity of one's disorder since it requires multiple levels of analysis. Psychologists who adopt the biopsychosocial model focus on examining how and why the problem is occurring by investigating the biological, psychological and social factors that affect the patient. Thus, when we say Mr. Leonard's depression is the result of poor nutrition, family stress, and memory difficulties, we are using the biopsychosocial approach.

the aksumite empire was an ancient kingdom located in what is now northern ethiopia from the period of 100 ad to 940 ad. its capital was the city of aksum. the kingdom established itself as one of the 4 great powers at its time, along with persia, rome, and china.

the kingdom was rich in goods like gold, iron, and salt. it established strong commercial ties with the regions governed by rome, egypt, and persia (arabia). aksum was a key location in this commercial network. trade was also facilitated with the introduction of the aksumite currency.

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.