A hyphen.
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Answer:
A-45, Amar Colony,
New Delhi 0 110065.
June 23 2019.
My dear Uncle,
I received your letter and gift parcel yesterday which you sent me on my birthday. I got many gifts from my friends but yours is the best of all. It is a wrist watch. It will make me punctual. It will remind me the value of time. I thank you for this gift.
Please convey my regards to dear Aunt.
Yours affectionately,
Ramesh.
Explanation:
Answer: Irrigation is the process of washing out an organ or wound with a continuous flow of water or medication or the supply of water to land or crops to help growth, typically by means of channels.
Explanation: