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From six different novels and three diff...

From six different novels and three different dictionaries, four novels and one dictionary are to be selected and arranged in a row on the shelf so that the dictionary is always in the middle. Then the number of such arrangements is

A

less than 500

B

at least 500 but less than 750.

C

at least 750 but less than 1000,

D

at least 1000.

Text Solution

Verified by Experts

The correct Answer is:
D
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