A. between its focus and the pole
B. at its focus
C. at its centre of curvature
D. between its focus and centre of curvature
Correct Answer: Option B
B. at its focus
A. between its focus and the pole
B. at its focus
C. at its centre of curvature
D. between its focus and centre of curvature
Correct Answer: Option B
B. at its focus
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