Choose the correct answer to the following question or problem.
3+6=
a. cinco
b. nueve
c. ocho
d.
siete
select the best answer from the choices provided
oo oo
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In the diagram, which must be true for point d to be anorthocenter? o be, cf, and ag are angle bisectors. be 1 ac, ag 1 bc, and cf 1 ab. be bisects ac, cf bisects ab, and ag bisects bc. be is a perpendicular bisector of ac, cf is aperpendicular bisector of ab, and ag is a perpendicularbisector of bc.