The railroads can claim a number of service advantages, such as a large carrying capacity, assumption of liability for shipments, and an increased use of technology. However, there are also a number of disadvantages. Please describe the rail disadvantages.

Oppression against people who make less money is called

Lots of points: economics: a rise in price sends a signal to producers to supply. a. reduce b. increase c. maintain d. stop

Martha participates in a research study in order to receive extra credit for her psychology class. when she arrives in the research office she is given a can of what looks and tastes like beer, but which actually contains no alcohol. in the adjoining room martha's classmate karen is also participating in the study. karen receives a can of alcoholic beer. if the experiment was designed to test the effects of alcohol on concentration, then who is exposed to the independent variable?