Question
a.
user_pref("javascript.console.open_on_error", true);
b.
user_pref("javascript.console.open_error ", true);
c.
user_pref("javascript.console.open_error ", false);
d.
user_pref(" javascript.console.open_on_error", false);
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Q. Which of the following is added to prefs.js when the console is automatically opened during JavaScript error?
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