BEING / IT / THAT / UNSAFE / BLOCK / DOWN /OF / BECAUSE / IS / FLA...

39. being / it / that / unsafe / block / down /of / because / is / flats / pulled / is /A. That block of flats is being pulled down because it is unsafe. B. That block is being pulled down because it is unsafe of flats C. It is unsafe because that block of flats is being down pulled. D. That block of flats is pulled down because it is being unsafe