Which of the Following Statements Is Not Correct

Which of the following statements is not correct?

A) Sugarcane,saccharum officinarum,is a perennial member of the grass family,Poaceae.
B) Sugarcane owes its importance to the sucrose stored in the cells of the stem.
C) Sugarcane,which uses the C4 pathway for photosynthesis,is considered to be one of the most efficient converters of solar energy into chemical energy.
D) Sugar beet,Beta vulgaris,is closely related to sugarcane.
E) One gram of sugar has fewer calories than a gram of fat.