Solve for X. 3X -8 is less than or equal to 23 and negative 4X +26 is greater than or equal to six. Choose one answer:

A: x is less than or equal to 31/3

B: x is less than or equal to 5

C: 5 is less than or equal to x and x is less than or equal to 31/3

D: there are no solutions

E: all values of x are the same