Write the Following as a Base-Ten Numeral $8 \cdot 10 ^ { 3 } + 9 \cdot 10 ^ { 4 }$

Write the following as a base-ten numeral.
- $8 \cdot 10 ^ { 3 } + 9 \cdot 10 ^ { 4 }$

A) 18,000
B) 90,800
C) 98,000
D) 17,000