Given the Following Class Definition, How Would You Declare an Object

Given the following class definition, how would you declare an object of the class, so that the object automatically called the default constructor?
Class ItemClass
{
Public:
ItemClass) ;
ItemClassint newSize, float newCost) ;
Int getSize) ;
Float getCost) ;
Void setSizeint newSize) ;
Void setCostfloat newCost) ;
Private:
Int size;
Float cost;
};

A) ItemClass) myItem;
B) ItemClass myItem1, 0.0) ;
C) ItemClass myItem;
D) ItemClass myItem) ;
E) You can not do this