George, a scientist, is studying how the levels of certain neurotransmitters in the brain create the condition of depression. George's study fits best into the area of specialization known as .

In 1990, the average income for an american worker was $1,518 per month. in 2000, the average income for an american worker was $2,632 per month. during this time period, a basket of necessities (food, housing, etc.) increased from $657 per month in 1990 to $1,402 per month in 2000. the real value of income ▼ increased decreased over that 10-year period.

Why were the gods angry at odysseus in the odyssey

Which choice best describes the general trend for the countries shown, for the period 2008 - 2010?