Question

use the text to compare and contrast mandarin and cantonese.
if you want to learn chinese, you have a decision to make: mandarin or cantonese? mandarin is a dialect of chinese that is used by most schools and universities in china. cantonese is another dialect of chinese. both varieties use the same written characters, but they pronounce words differently. cantonese is often seen as more difficult than mandarin. this is because mandarin uses just four tones to change the meaning of words, while language experts usually consider cantonese to be a six - tone language. mandarin is the official language in china and taiwan, as well as in the united nations. however, cantonese is the official language of hong kong and macau. you could choose one language for a specific destination, or you could learn both and chat with even more people!
is a dialect of chinese
has four tones
is an official language in the united nations

Explanation:

The text states that Mandarin and Cantonese are both Chinese dialects. Mandarin has four tones, is used in most Chinese schools and universities, is an official language in China, Taiwan and the UN. Cantonese is seen as more difficult with six - tones and is the official language of Hong Kong and Macau.

Answer:

Is a dialect of Chinese: Mandarin - Yes, Cantonese - Yes
Has four tones: Mandarin - Yes, Cantonese - No
Is an official language in the United Nations: Mandarin - Yes, Cantonese - No