请选择ABCD:o2c.f/I-B -______ the door, please. - Please come in. The door _____.5P,F5v-N/e)|+q
A. Be open; opens5P,F5v-N/e)|+q
B. Be open; is opening5P,F5v-N/e)|+q
C. Open; opens5P,F5v-N/e)|+q
D. Open; is open5P,F5v-N/e)|+q