When Adding Several Quantities, the Number of Decimal Places in the Result

Multiple Choice

When adding several quantities, the number of decimal places in the result must always be

A) larger than the number of decimal places in the most accurate of the quantities.
B) equal to the number of decimal places in the most accurate of the quantities.
C) equal to the average number of significant digits in the most and least accurate of the quantities.
D) equal to the number of decimal places in the least accurate of the quantities.
E) smaller than the number of decimal places in the least accurate of the quantities.