Which concept in OOP explains the relationship between the classes Nation and President, where the class Nation has-a (an) object of class President? A.
aggregation
B.
association
C.
abstraction
D.
composition
E.
inheritance

Me dangers of social media and the internetexplain what each means: 1) social media and phones have become an addiction.2) outside people have access to you all the time.3) cyberstalking4) cyberbullying5) catphishing6) viruses7) identity theft8) credit card fraud9) hacking10) money schemes

Acompany is hiring professionals for web designing. the firm is small with few resources. they want employees who possess problem-solving skills and can independently carry out responsibilities. which kind of employee should they select?

Pressing the backspace key deletes the text to the of the insertion point. the left or the right?