Answer:
C
Step-by-step explanation:
a mixed fraction consists of a whole number and a proper fraction
a
[tex]\frac{29}{15}[/tex] = 1 [tex]\frac{14}{15}[/tex] ← a mixed number
b
[tex]\frac{35}{12}[/tex] = 2 [tex]\frac{11}{12}[/tex] ← a mixed number
c
[tex]\frac{12}{13}[/tex] ← cannot be expressed as a mixed number
