A patient was phenotyped for the presence of the Lewis antigens. A 3+ reaction was observed on patient cells incubated with anti-Le(a). No reaction was observed with anti-Le(b). Based on these results, the patient's Lewis phenotype is _____ and the patient is a _____ of ABH substances.
a. Le(a-), secretor
b. Le(b-), non-secretor
c. Le(a-), non-secretor
d. Le(b-), secretor