# Who advocated the use of finger pressure to align irregular teeth?
A. Edward Hartley Angle
B. Calvin Case
C. Aulius Cornelius Celsius
D. PR Begg
The correct answer is C. Aulius Cornelius Celcius.
Aulius Cornelius Celsus (25 BC–50 AD) described finger pressure to move teeth in his work “De Re Medicina.”
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