Su Daocheng, a retired worker and invention enthusiast, created a 1.5-meter-tall, 2-meter-long and 250 kg mechanical horse by using a kart engine and some chains and irons to imitate a famous but lost invention. "Muniuliuma", a freight transport vehicle recorded in history, was believed to have been invented by Zhuge Liang, the prime minister of the Shu Kingdom in the Three Kingdoms period. It is said that the invention transported army provisions on rugged roads without consuming energy or costing too much labor.

What's the height of the mechanical horse?

A. 2 meters

B. 1.5 meters

C. not mentioned

（中國日報(bào)網(wǎng)英語點(diǎn)津 Helen 編輯）