$\mathrm{C_{12}H_{25}OH + H_2SO_4 \to ?}$

• a$\mathrm{C_{12}H_{25}HSO_4 + H_2O}$
• b$\mathrm{C_{12}H_{25}Cl}$
• c$\mathrm{C_{12}H_{26}}$
• d$\mathrm{CH_4}$