The best linking word to complete this sentence about the Sonoran Desert and the Mojave Desert is "while".
The main purpose of adding a linking word is to show the way two ideas are related. Based on this, there are different linking words, for example, the linking word "after" is used to show the difference in time.
In this sentence, the speaker is comparing two desserts; due to this, the best is to use the word "while" that is used to compare.
Learn more about linking words in: https://brainly.com/question/11738009
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