10. Carl and Deshaun are each mixing solutions in a flask. Carl's flask has \( x \) milliliters of liquid. Deshaun's flask has \( 30 \% \) more milliliters than Carl's flask. Which expression could be used to represent the number of milliliters of liquid in Deshaun's flask? A. \( x + 0.3 x \)
B. \( 1.3 x \) C. Both \( A \) and B D. Neither A nor B