下列热化学方程式中△H代表燃烧热的是 [ ]

A．CH₄(g) + 3/2O₂(g) = 2H₂O(l) + CO(g) △H1

B．S(s) + 3/2O₂(g) = SO₃(s) △H2

C．C₆H₁₂O₆(s) + 6O₂(g) = 6CO₂(g) + 6H₂O(l)△H3

D．2CO(g) + O₂(g) = 2CO₂(g) △H4

I invited Joe and Linda to dinner, but（）of them came

A.neither 

B.either 

C.none

D.both