Answer:
I will be happy for the following reasons;
1. All our dead loved ones can come back to life because the virus was never real.
2. I can start travelling and visiting friends without fear of contracting the virus.
3. All who lost their jobs because of the virus can regain them.
4. The economies of many nations can go back to normal.
Explanation:
If the president announces on April 1 that that every thing about the virus was a prank, I will be happy for so many reasons.
It will be a cause for joy if this pandemic was never true because all the damages that it caused will be reversed.