The "rule of thumb" referred to which of the following?

Question

Quizplus · Accepted Answer

The term "rule of thumb" is often mistakenly thought to originate from an old English law that allowed men to beat their wives with sticks no thicker than their thumb. However, this specific origin is a myth and there's no direct evidence of such a law. The phrase more generally refers to a basic or approximate method, not derived from science or exact measurement. The choice B reflects the commonly cited, though incorrect, historical explanation.

The "Rule of Thumb" Referred to Which of the Following