Based on the Article, which best replaces the question mark in the diagram above?
A. Toothbrushes are considered by many Americans to be more important than the cell phone.
B. Writings dating back to 1223 show that the Chinese cleaned their teeth with a brush made of horse tail hairs.
C. Dental hygiene and the importance of oral health took hold in the early part of the 20th century.
D. The toothbrush has changed a lot from the simple device used in ancient Babylonia to the ones used today.
To determine the best replacement for the question mark in the diagram, we need to assess which statement logically connects to the central theme of toothbrush evolution or its significance.
The best choice is:
D. The toothbrush has changed a lot from the simple device used in ancient Babylonia to the ones used today.
Explanation: This statement directly addresses the evolution of the toothbrush, which is likely the focus of the diagram. Statements A, B, and C, while interesting, do not specifically highlight the transformation of toothbrushes over time as statement D does. If you need more in-depth assistance or explanations, consider checking the extended services page.