Answer:
Explanation:
The options:
A. The bases are parallel and congruent. 
- Incorrect. There are no parallel bases in any pyramid
B. The segment from the top to the center of the base is perpendicular to the base. 
- Correct as its a right pyramid
C. All the faces are congruent pentagons. 
- Incorrect. Only the base is pentagon.
D. The base is a pentagon and the sides are triangles. 
E. The base must be a regular polygon.
- Incorrect. It is pentagon.