/~4a;J)i.o9S.e-^0^+e ---Who is singing in the next room ?3{(s:g3z,O2])^+R2c0r(d6{
— _________ must be Mary .3{(s:g3z,O2])^+R2c0r(d6{
A. She3{(s:g3z,O2])^+R2c0r(d6{
B. This3{(s:g3z,O2])^+R2c0r(d6{
C. It3{(s:g3z,O2])^+R2c0r(d6{
D. He3{(s:g3z,O2])^+R2c0r(d6{