Adaface Sample Salesforce Developer Questions

Review the following Salesforce Lightning web component- adafaceComponent:

Here are two possible JS files for this component: (notice the missing this.setAttribute line in option II)

Here are the possible generated html files: (Notice the missing inp attribute in option B)

Pick the correct statements:

Review the following Salesforce Apex code:

What would the values of size1 and size2 be?

Review the following Apex code:

Pick the correct statements:
            
            A: Reports.add(a) is legal because CustomReport is a subclass of Report class. CustomReport can be added to a list of Reports.
            
            B: Reports.add(a) is an illegal usage.
            
            C: CustomReport c = Reports.get(0) is legal because CustomReport is a subclass of Report class.
            
            D: CustomReport c = Reports.get(0) is illegal since the compiler does not know that the returning item is a CustomReport. CustomReport c = (CustomReport) Reports.get(0) is legal because casting tells the compiler what is being returned.