When little Martha discovers that she can count things beginning with any item,as long as she only counts them each once and is sure to count them all,she has mastered the
A)stable order principle.
B)cardinality principle.
C)order irrelevance principle.
D)abstraction principle.

Question

Quizplus · Accepted Answer

The order irrelevance principle is the mathematical concept that Martha has mastered, which states that the order in which objects are counted does not change the total count, as long as each object is counted once and only once.

When Little Martha Discovers That She Can Count Things Beginning