In this task, you need to provide the correct option for a given problem on probability from the provided options.

Q: Problem: a meeting has to be conducted with 4 managers . find the number of ways in which the managers be selected from among 7 managers , if 2 managers will not attend the meeting together ? 
Options: a ) 25 , b ) 20 , c ) 35 , d ) 36 , e ) 38

A: a
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Q: Problem: how many different ways can 2 students be seated in a row of 3 desks , so that there is always at least one empty desk between the students ? 
Options: a ) 2 , b ) 3 , c ) 4 , d ) 6 , e ) 12

A: a
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Q: Problem: there are 6 different travelers who each have a choice of vacationing at one of 10 different destinations . what is the probability that all 6 travelers will end up vacationing at the same destination ? 
Options: a ) 0.1 , b ) 0.001 , c ) 0.0002 , d ) 1.0 e - 05 , e ) 0.0001

A:
d
****