Which of the following are the coordinates of the vertices of the following rectangle with base b and height h?

a. o(0,0),w(0,b), t(h, b), s(h,0)
b. o(0,0), w(b,0), t(b, h), s(0,h)
c. o(0,0), w(0,b), t(b, h), s(h,0)
d. o(0,0), w(b,0), t(h, b), s(0,h)