Find the vertices and locate the foci for the hyperbola whose equation is given.
- 
= 1
A. vertices: (0, -10), (0, 10)
foci: (- 
, 0), (
, 0)
B. vertices: (0, -10), (0, 10)
foci: (0, - 
), (0, 
)
C. vertices: (-10, 0), (10, 0)
foci: (-9, 0), (9, 0)
D. vertices: (-9, 0), (9, 0)
foci: (- 
, 0), (
, 0)
Answer: B
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