Given the following LinkedList, Queue, and Stack classes:$2$a$.$ For the following big$-$O $/\backslash$Theta $/$ big$-\backslash$Omega statement indicate all of the listed expressions that are represented $($select all represented expressions by corresponding letter$)$:

Indicate all expressions represented by $\backslash$Theta $($n$)$

A: $5*$log$($n$)$ B: log$($log$($n$))$ C: n$/2+10$

D: n$*$log$($n$)$ E: $5$n $+100$ F: n$3+2$n$2+6$n$+24$

G: $1000$ H: n$*($n$+1)/2$ I: n

Group of answer choices

A

B

C

D

E

F

G

H

I

class LinkedList

$\{$

private: Node $*$ start;

public: LinkedList$()$; $//$constructor

void insertStart$($Node newNode$)$; $//$inserts newNode at start of list

void insertEnd$($Node newNode$)$; $//$inserts newNode at end of list

Node removeStart$()$; $//$removes node at start of list and returns this node

$\}$;

class Queue $//$Implements queue of nodes

$\{$

private: LinkedList data;

int size;

public: Queue$()$; $//$constructor

void enqueue$($Node value$)$; $//$enqueue node w$/$ value

Node dequeue$()$; $//$dequeue node w$/$ value

$\}$;

class Stack $//$Implements stack of nodes

$\{$

private: LinkedList data;

int size;

public: Stack$()$; $//$constructor

void push$($Node value$)$; $//$push node w$/$ value

Node pop$()$; $//$pop node w$/$ value

$\}$;

WQueue::enqueue

$[$ Select $]$

Queue::dequeue

$[$ Select $]$

Stack::push

$[$ Select $]$

Stack::pop

hat member function in LinkedList will be used by: