According to the passage, which of the following statements is true?
1 Because of the presence of wildlife in the Kilimanjaro region, few people live there permanently.
2 The German geographer Hans Meyer and the Austrian climber Ludwig Purtscheller first climbed the peak of Kibo in mid-19th century.
3 The moss communities at the foot of Kilimanjaro create a proper place for certain species to live.
4 Moshi, a town situated at the southern foot of Kilimanjaro, serves as the primary trading hub and base for mountain climbs.