A. An opening at least 30 inches high and 18 inches wide in any wall or partition.
Specific, Measurable, Attainable, Relevant and Timely.
Answer: Scope resolution operator(::)
Explanation: A member function and the constructor can be called within the function easily but for the execution of the these components outside the class , a special operator is required to call the functions. The scope resolution operator(::) preceding with the name of class is thus used for defining of the function outside class.This operator maintains the cope of the function and constructor outside the class.
Answer: Add more cells in series.
Explanation:
Adding more cells in series will add voltage which will increase the power.