Only just over 50% of goods bought online are genuine and meet national quality standards, China's State Administration for Industry and Commerce said. A survey conducted between August and October revealed that 54 out of 92 items purchased from online shopping sites were authentic. The biggest offender was found to be Taobao.com. Of 51 items bought there, only 19 were genuine. Elsewhere, 6 of 7 items from Tmall.com; 18 of 20 from JD.com and 9 of 10 from Yhd.com proved genuine.

How many items purchased from Taobao.com were authentic?

A. 51

B. 19

C. 54

（中國日報網(wǎng)英語點津 Helen 編輯）