A wooden article was made by scooping of the hemispherical from each end of the solid cylinder. If the height of the cylinder is 10 cm and its base radius is 3.5 cm, then the total surface area of the:
A) Curved surface: 220π sq.cm
B) Curved surface: 200π sq.cm
C) Curved surface: 180π sq.cm
D) Curved surface: 160π sq.cm