Astar that's actively fusing hydrogen into helium is a
a. main-sequence star.
b. white dwarf.
c. supergiant.
d. red giant.

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

what exactly is the question to this?