Question

sentence: people need to agree on standards for precision and consistency. choose the best answer. which situation uses an accepted, standard tool to measure an object? a using a ruler to measure the length of a piece of paper b comparing the length of a string to the length of a table c comparing the width of someone’s arms to the size of their waist d using the width of any index finger to measure the length of the newspaper

Explanation:

A ruler is a standard - accepted measuring tool for length. Options B, C, and D use non - standard or comparative methods which lack precision and consistency.

Answer:

A. using a ruler to measure the length of a piece of paper