请选择ABC,~4P;D9A2L0u/W+c4]+Y;T,YAre you friends? Yes， .*u3j,F;V,k+a-z7Q4R
A. I am*u3j,F;V,k+a-z7Q4R
B. they are*u3j,F;V,k+a-z7Q4R
C. we are*u3j,F;V,k+a-z7Q4R