Which of the following statements is false? a. each object of a class shares one copy of the class's instance variables. b. a class has attributes, implemented as instance variables. objects of the class carry these instance variables with them throughout their lifetimes. c. class, property and method names begin with an initial uppercase letter (i. e., pascal case); variable names begin with an initial lowercase letter (i. e., camel case). d. each class declaration is typically stored in a file having the same name as the class and ending with the .cs filename extension