Marta,a 17-Year-Old High School Student,is Seven Months Pregnant

Marta,a 17-year-old high school student,is seven months pregnant.She has not told her parents or boyfriend.One day while walking home she experiences labor pains.Marta goes into the nearby woods.The baby is born.The baby begins to cry.Afraid she will be discovered and unsure about what to do,Marta covers the child with leaves and departs the scene.A few days later the corpse of the baby is discovered.Subsequent investigation leads the police to Marta.Which of the following is correct about this situation?

A) Marta has committed capital murder because she knowingly caused the death of the child.
B) Marta has committed no offense because she did not purposely kill the child.
C) Marta has committed no offense because under Texas law a mother is not criminally responsible for the death of a minor child.
D) Marta has committed only criminally negligent homicide as she ought to have been aware that the child would die if left alone in the woods.