All of the following are true statements about abolitionists, except:
a. they were outspoken and strong-willed.
b. they regularly terrorized people who disagreed with them.
c. they were seen as a radical group by many people in the north.
d. they made up only a small percentage of the population in the north.

What important discovery was made by edmond halley and alexis clairaut, using newton's ideas of mathematics and gravity? they created the scientific method to outline how science should be conducted. they were able to find the orbit of a comet and predict the year of its return. they discovered the three newest planets--uranus, neptune, and pluto. they explained why objects appear to have color.