The correct option is A Maltose → Glucose
Reaction catalysed by enzyme 'Maltase' is the conversion of Maltose→Glucose.
Maltose is a disaccharide and on hydrolysis, it gives glucose.
Maltose(C12H22O11)′Maltase′−−−−−−→hydrolysisGlucose(C6H12O6)+Glucose(C6H12O6).