Why did many factory owners in the late 1800s hire children rather then adults

Factory owners could pay children less than they paid adults and get away with it, because children were not very bright. ... Their nimble hands could work machines easier than adults. These advantages gave factory owners and miners every reason to hire children. Working conditions in factories and mines were harsh. i know cruel world right  

gaius cassius longinus and marcus junius brutus, former enemies of julius caesar who'd joined the roman senate, led caesar's assassination, dubbing themselves "the liberators." and the second one is   the assassination of julius caesar was the result of a conspiracy by many roman senators led by gaius cassius longinus, decimus junius brutus albinus, and marcus junius brutus. they stabbed caesar (23 times) to death in a location adjacent to the theatre of pompey on the ides of march 15 march 44 bc.

the answer is false.