A. South Africa
B. Indonesia
C. Singapore
D. Israel
Explanation:
Researchers from the National Institute for Communicable Diseases (NICD) and KwaZulu-Natal Research Innovation and Sequencing Platform in South Africa have informed that the potential variant of interest, C.1.2, was first detected in South Africa in May 2021. As per the study, it could be more transmissible and evade protection provided by the COVID-19 vaccines.