Here's why:
* Number of speakers: Mandarin Chinese has the largest number of native speakers, estimated to be over 1 billion people.
* Geographic distribution: It is spoken in mainland China, Taiwan, Singapore, and many other regions.
* Official language: Mandarin Chinese is the official language of China, Taiwan, and Singapore.
While English has a large number of speakers worldwide, Mandarin Chinese surpasses it in terms of native speakers.