Question

Rarely-used examples of these objects are named “Early Hints”, “Variant Also Negotiates” and “Non-Authoritative Information”. A 2016 proposal by Tim Bray to create a new one of these objects ends with the acknowledgement, “Thanks also to Ray Bradbury.” That proposed object is named “Unavailable For Legal Reasons”. (15[1])An unofficial (15[1])one of these objects used by Twitter’s API is named for a quote from Demolition Man, “Enhance your calm”. A Google easter egg produces one of these objects with the note, “The requested entity body is short (15[1])and stout”, in reference to a joke (*) “Coffee Pot Control Protocol” that introduced one of these things called “I’m a teapot”. The 300 series of these things indicate a redirection, while the 200 series indicates (-5[1])success. (10[1])For 10 points, identify these three-digit identifiers that include “502 Bad Gateway” and “404 (10[1])Not Found”. ■END■

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