1) October 10
2) October 9
3) October 8
4) October 7
Explanation:
The World Sight Day(WSD) is observed annually on every second Thursday of October. This year, the world sight day was observed on October 10, 2019. Originally initiated by the SightFirstCampaign of Lions Club International Foundation in the year 2000, this day aims to raise awareness on blindness and vision impairment. The theme for the year 2019 is “Vision First”.