Math AI Tutor
FOR 4TH GRADE
NUMBERS AND OPERATION is a common core content.Common core content means it touches K-12 students.
The State expected 4th grade student to have early exposure to the concept of vertex and edge graph. This is an appropriate challenging question for 4th grader. It is appropriate because it is a compare and contrast whole number counting problem.
The concept of vertex and graph is a very important concept in higher mathematics especially in computer science like graph theory.

ANSWER B.

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