Please provide explanation for each part. Thank You.

Part A) Select any answers that apply.

Which of the statements are true about the class MailingList?

01: class MailingList { 02: public: 04: void add (Contact s); 05: int numContacts() const; 06: Contact& getContact (int i) const; 07: private: 08: Contact* array; 09: int numberOfContacts; 10: }; 

a-It is legal to assign one MailingList variable to another.

b-It has no default constructor

c-It violates the Rule of the Big 3.

d-

It has no copy constructor

e-Shallow copy is appropriate

Part B) Select any answers that apply.

In the code below, which lines include uses of operator= ?

01: int strangeStuff (string q); 02: 03: string oddStuff (const string& s) 04: { 05: int k; 06: string t (s); 07: string w = s + 'a'; 08: t = w + 'b'; 09: int m = strangeStuff (t); 10: return t.substr(m); 11: } 

		a-03
		b-05
		c-06
		d-07
		e-08
		f-09
		g-10