What is the name of parameter used in setPrice?

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Analysis the following class definition and answer the following question.

class Store{                            

    protected int itemID, qty,

    double price;

     void setQty(int quantity){

     qty = quantity; }

  protected void setPrice (double rate){

     price = rate; }        

  double amount(){

     return qty*price;

    }

}


What is the name of parameter used in setPrice?
a.
rate
b.
protected
c.
price
d.
void
e.
double
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