Taxation that allows higher income people to pay less of their income on taxes than lower income people is called
A. proportional taxation.
B. indirect taxation.
c. regressive taxation.
D. progressive taxation.

Two grizzly bears are fighting over a fish to feed themselves. what kind of interaction is this scenario, which works as a limiting factor in the bears' survival? a. apparent competitionb. interference competitionc. exploitation competitiond. mutualism

How did the growth of railroads american businesses expand

What was one of the main goals of european exploration