Give the reaction for $n$-hexane reacting in the presence of a catalyst (aromatization).

• A
  $n$-Hexane $\xrightarrow{Cr_2O_3/V_2O_5/Mo_2O_3, 773 \ K, 10-20 \ atm}$ Benzene
• B
  $n$-Hexane $\xrightarrow{Cr_2O_3/V_2O_5/Mo_2O_3, 773 \ K, 10-20 \ atm}$ Toluene
• C
  $n$-Hexane $\xrightarrow{Cr_2O_3/V_2O_5/Mo_2O_3, 773 \ K, 10-20 \ atm}$ Cyclohexane
• D
  $n$-Hexane $\xrightarrow{Cr_2O_3/V_2O_5/Mo_2O_3, 773 \ K, 10-20 \ atm}$ Hexene