The focus on neuroscience box "brain reward when making eye contact with attractive people" described an fmri study in which participants were scanned while looking at photographs of different faces. what were the results of the study?
a. faces of attractive people looking directly at the viewer decreased activity in the ventral striatum, a brain area associated with the expectation of rewards.
b. faces of ugly and unattractive people looking directly at the viewer activated the ventral striatum, a brain area associated with the expectation of rewards.
c. faces of attractive people looking directly at the viewer activated the ventral striatum, a brain area associated with the expectation of rewards.
d. faces of attractive people averting their gaze and not making eye contact with the viewer activated the ventral striatum, a brain area associated with the expectation of rewards.

Which barrier to economic development is shown in the following examples? i. the high rate of hiv infection in underdeveloped nations ii. the use of children as soldiers in uganda’s army in the early 2000s iii. low literacy rates in underdeveloped nations with limited exposure to adequate education a. foreign debt b. political instability c. widespread disease d. low levels of social welfare

Match the following. biodegradable diabetes n hazardous w cancer ozone 1. the layer of the atmosphere that the ozone layer is part of the type of wastes that can be broken down by other organisms into a reusable form the type of solid, liquid, or gas wastes that are toxic, flammable, corrosive, reactive, or radioactive the process by which certain waste materials, such as plastic, glass, aluminum, and paper are prepared for reuse 5. the addictive drug found in tobacco a disease frequently developed by smokers and passive smokers a disease of the pancreas in which insulin is not produced in 7. the correct amounts so that glucose can be converted into energy or stored as fat formed in the atmosphere when chemicals, called volatile 8. organic compounds (vocs), and nitrogen dioxide (no2) are acted upon by sunlight when burned, it can cause an increase of co2, ozone, and sulfur dioxide in the atmosphere stratosphere fossil fuel recycle nicotine

Jason pressures emmanuel to be a gang member. which choice is the best way emmanuel can respond? tell jason he is not interested in joining. ignore jason and brush off what he says. lighten the mood by changing the subject. keep quiet and continue listening to jason.