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Verbal·Standard English Conventions·Form, Structure, and Sense
hard
In a chemical equation, the value known as molar mass is useful for converting between the mass of the reactants and the mass of the product. The liquid        have molar masses of 186.06 and 156.31 g/mol, respectively.
Which choice completes the text so that it conforms to the conventions of Standard English?
A
compounds, hexafluorobenzene () and undecane ()
B
compounds, hexafluorobenzene () and undecane (),
C
compounds hexafluorobenzene () and undecane ()
D
compounds hexafluorobenzene () and undecane (),