Answer:
The correct option is: 1260
Step-by-step explanation:
S C H O O L S
Total number of letters = 7
Number of S = 2 and number of O = 2
So, total number of arrangements
\(=\frac{7!}{2!\times 2!}= \frac{7\times 6\times 5\times 4\times 3\times 2\times 1}{2\times 2} = \frac{5040}{4}=1260\)
