Which of these antibiotics is the most likely responsible for this condition?

A 9 month old girl is brought by her mother to the clinic for routine examination. Her mother noticed yellow discoloration of the girl’s teeth. The physician asks the mother if she took any medications during her pregnancy. She remembers taking an antibiotic for bronchitis.
Which of these antibiotics is the most likely responsible for this condition?
A- Chloramphenicol
B- Cephalexin
C- Tetracycline
D- Ampicillin
E- Erythromycin