Đáp án đúng: C
Phương pháp giải:
Đổi sang hỗn số thích hợp. Ta đổi \(h{m^2} \to \,da{m^2},\,\,{m^2} \to \,da{m^2}\).Giải chi tiết:\(\begin{array}{l}1h{m^2}235{m^2} = {\rm{ 1h}}{{\rm{m}}^2} + 235{m^2}\\\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, = 100\,da{m^2} + \,\frac{{235}}{{100}}\,da{m^2}\\\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, = \,100\,da{m^2} + \,2,35\,da{m^2}\\\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, = \,\,102,35\,da{m^2}\\\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, = \,102\frac{{35}}{{100}}\,\,da{m^2}\end{array}\)
Chọn C.