Final answer:
Karait is a minor character in 'Rikki-Tikki-Tavi' without significant quotes and none of the provided options are attributed to him in the story.
Step-by-step explanation:
The quote that is attributed to Karait in Rikki-Tikki-Tavi, a short story from Rudyard Kipling's The Jungle Book, is actually not represented among the options provided. Karait is a minor character, a dust-brown snakeling, and does not have any significant quotes attributed to him in the text. The main antagonist snake characters are Nag and Nagaina, who have more dialogue and potential for noteworthy quotes. Therefore, the correct answer to the question posed about an important quote said by Karait in Rikki-Tikki-Tavi is that there is no specific important quote attributed to this character in the story.