The correct answer is (b). Earth Day is celebrated on 5 June every year. It is a day to raise awareness about environmental issues and to encourage people to take action to protect the planet. The first Earth Day was held in 1970, and it has been celebrated every year since then.
Option (a) is incorrect because 22 May is not the date of Earth Day. Option (c) is incorrect because 22 April is not the date of Earth Day. Option (d) is incorrect because 22 March is not the date of Earth Day.
Earth Day is a global event that is celebrated by people of all ages and backgrounds. It is a day to come together and show our commitment to protecting the planet. There are many ways to celebrate Earth Day, such as planting trees, recycling, and conserving energy.
I hope this helps!