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If the roots of the equation `x^2-2a x+a^2-a-3=0` are real and less than 3, then (a)`a<2` b. `2<-alt=3` c. `34``

A

`a lt 2`

B

`2 le a le 3`

C

`3 lt a le 4`

D

`a gt 4`

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A
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