math

Celia has a large container in which four different kinds
of coins are thoroughly mixed. She wants to take a
sample of her coins to estimate which kind of coin she
has the most. Which of the following methods is the
best way for her to select a sample?

A]taking coins until she has one of every kind
B] taking ten coins of each type from the container
C] taking thirty coins out of the container without
looking
D]taking one coin from the container

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