请选择ABC4?'F7a(r+q There’s _________ apple tree in my garden. In _________ tree,there’ s _________ small house for the birds.-A(v9?-c3z4q
A. an, the, a-A(v9?-c3z4q
B. an, a, the-A(v9?-c3z4q
C. a, the, a-A(v9?-c3z4q