In LISP, the function returns t if is a CONS cell and nil otherwise __________ A. (cons ) B. (consp ) C. (eq ) D. (cous = )
by

(cons <object>)
(consp <object>)
(eq <object>)
(cous = <object>)

The correct answer is B. (consp ).

A CONS cell is a data structure in Lisp that consists of two pointers, a car and a cdr. The car pointer points to an object, and the cdr pointer points to another CONS cell or nil. The function (consp ) returns t if is a CONS cell and nil otherwise.

The function (cons ) creates a new CONS cell with
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as the car and nil as the cdr.

The function (eq ) returns t if is equal to the object passed as the argument, and nil otherwise.

The function (cous = ) is not a valid Lisp function.

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