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Select and write the correct answer from the given alternatives in each of the following: If `|z_1 - 1| < 1, |z_2 - 2| < 2, |z_3 - 3| < 3` then `|z_1 + z_2 + z_3|`

A

a) is less than 6

B

b) is more than 3

C

c) is less than 12

D

d) lies between 6 and 12

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