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# If the letters of the word 'ASSASSINATION' are arranged at random in a row, find the probability that (a) four S's come consecutively in the word (b) All A's not coming together (c) two I's and two N's come together.

$(A)\; \frac{2}{143} , \frac{1}{26} , \frac{2}{143}$
$(B)\; \frac{1}{143} , \frac{2}{26} , \frac{2}{143}$
$(C) \; \frac{3}{143}, \frac{1}{26}, \frac{2}{143}$
$(D)\; \frac{1}{143}, \frac{1}{26}, \frac{1}{143}$