Some parts of a paragraph have been jumbled up, and labelled A, B, C and D. Select the option that gives the correct sequence in which these parts can be rearranged to form a meaningful and grammatically correct paragraph.
Carts: carts have two solid wheels.
A. The triangles are distributed in three concentric circles.
B. The wheels are decorated with triangles made of copper.
C. The chassis of the two carts are made of wood and covered with thick copper sheets.
D. The wheels rotated on a fixed axle linked by a shaft to the yoke.
The concentric circles start from the hub flange of the wheel.