which element is placed in the same period as ruthenium but has a higher atomic number than…

which element is placed in the same period as ruthenium but has a higher atomic number than it?\nbismuth\nosmium\nsilver\nzirconium
Answer
Brief Explanations:
Ruthenium (Ru) is in period 5. Bismuth is in period 6. Osmium is in period 6. Silver (Ag) is in period 5 with an atomic number (47) higher than ruthenium's (44). Zirconium is in period 4.
Answer:
C. silver