What kind of technology did the stone age culture use

Which word most closely describes the type of government in edward bellamy’s looking backward

What reason did yurovsky give nicholas ii for his pending execution? the czar’s relatives were about to rescue the romanovs. nicholas had committed crimes against the russians. nicholas had misused his power to abuse his own people. nicholas had not lived up to his duties as czar of russia. the answers are not b and c, i already tried those.

What is the term for a short statement about history that has not been yet been proved