Final answer:
The modern periodic table is the table with atomic mass to two decimals.
The correct option is B.
Step-by-step explanation:
The periodic table with atomic mass to two decimals is the Modern table (option B).
The modern periodic table is an arrangement of elements in order of their atomic numbers. It was developed by Dmitri Mendeleev and Julius Lothar Meyer, who focused on the relationship between atomic mass and chemical properties.
Each element in the modern periodic table is represented by a symbol, and the atomic mass of each element is listed below the symbol.
The correct option is B.