Find the foci and endpoints of each axis for the given ellipse.
12) 47x^2 + 16y^2 = 752
A) Foci: (± 31, 0); vertices: (± 16, 0);
endpoints of the minor axis: (0, ± 47)
B) Foci: (±√31, 0); vertices: (± 6.8556546, 0);
endpoints of the minor axis: (0, ± 4)
C) Foci: (0, ±√31); vertices: (0, ± 6.8556546);
endpoints of the minor axis: (± 4, 0)
D) Foci: (0, ± 31); vertices: (0, ± 47);
endpoints of the minor axis: (± 16, 0)
13) 4x^2 + 25y^2 = 100
A) Foci: (±√21, 0); vertices: (± 5, 0);
endpoints of the minor axis: (0, ± 2)
B) Foci: (± 21, 0); vertices: (± 25, 0);
endpoints of the minor axis: (0, ± 4)
C) Foci: (± 5, 0); vertices: (±√21, 0);
endpoints of the minor axis: (± 2, 0)
D) Foci: (0, ±√21); vertices: (0, ± 5);
endpoints of the minor axis: (± 2, 0)