Which is true about the knights of labor?

a. it was organized by the government.
b. its members included women and african americans.

c. it allowed only skilled workers.

d. it was based on apprenticeships.

just finished this it is b. centrifugal force

frederick the great and the war of austrian succession. frederick william of brandenburg-prussia trained his son, frederick, to be a hardy soldier. he also declared himself king of bohemia, and maria theresa sent troops to retake bohemia. in august he led 80,000 of these men across the frontier into bohemia, his

in the 1950s, country music came into its own before rock-n-roll took off in the 60s while jazz and classical music continued to innovate