Chang’e 5 Lunar Mission

Consider the following statements:

1. Recently, China’s Chang’e 5 lunar lander found the first-ever on-site evidence of water on the surface of the moon, lending new evidence to its dryness.
2. It was the lunar rocks that contributed the most to humidity of lunar soil.
3. Chang’e 5 lunar mission is the Chinese National Space Administration’s mission that sent a robotic spacecraft to the moon to collect samples and return them to the Earth for scientific study.

Which of the above statement(s) is/are true?