A. Alpha
B. Beta
C. Gamma
D. Delta
Explanation:
While an increase in infections alone is troubling and can lead to more deaths—both through the increase in cases and by overwhelming the health system—early research suggests Delta is possibly more dangerous than the Alpha variant and twice as likely to lead to hospitalization.



![[Current Affairs] 24th May, 2022 Top Pakistan Current Affairs for PPSC Test Preparation](https://prepistan.com/blog/wp-content/uploads/2020/07/current-affairs-324x160.png)