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Question

What is the output of the given statement?
span class="sy0"> * (defstruct person (gender nil) (personality 'nice))
* (setf person-instance-1 (make-person))
* (setf person-instance-2 (make-person :gender 'female))
* (setf (person-surname person-instance-1) 'winston)

a.

Winston

b.

Nil

c.

T

d.

Error

Answer: (d).Error

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Q. What is the output of the given statement?