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  1. To determine whether one object is the prototype of (or is part of the prototype chain of) another object, one should use the

    2. A.

     isPrototypeOf() method
    B.

     equals() method
    C.

     === operator
    D.

     none of the mentioned

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    Answer : Option A

    Explanation :

    To determine whether one object is the prototype of (or is part of the prototype chain of) another object, one should use the isPrototype() method. To find out if p is the prototype of o write p.isPrototypeOf(o).

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