Concept:
The Copper Buddha Statue of Sultanganj is an important metal sculpture from ancient India.
It is known for its large size, artistic beauty, and importance in the study of Indian bronze and copper sculpture.
Step 1: Identify the object.
The Sultanganj Buddha is a famous copper statue of Buddha.
It was discovered at Sultanganj in Bihar.
Step 2: Identify its present location.
The statue is presently housed in Birmingham Museum, Birmingham.
Step 3: Final conclusion.
Therefore, the correct answer is:
\[
\boxed{\text{Birmingham Museum, Birmingham}}
\]