________ country has imposed lockdown in certain areas of its capital to contain new virus clusters, fuelling fear of a second wave of COVID-19 virus ?

a) Japan
b) China 
c) Italy
d) Pakistan

China is racing to control fresh coronavirus outbreak in Beijing after over 75 new cases were reported in the last two days. The new virus cluster is linked to a single wholesale food and meat market in Beijing. The concerned authorities have begun mass testing almost hundreds of people who had visited the Xinfadi wholesale market.