The word "precarious" most likely means insecure (option D) in the sentence from "The Cabuliwallah."
The adjective "precarious" is used to describe something that is not secure or certain, be it in a literal or figurative way. For example, if you are not sure that you will get a promotion at work, you could say your promotion is precarious. Therefore, among the given options, the correct one is letter D. insecure.
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