Answer: Internet Protocal (IP)
        
             
        
        
        
I used to use pixlr all the time so i should know.
Ok so 
1 is picker
2 is lasso select
3 is crop
4 is Liquefy
5 is clone
6 is dodge/burn
7 is Pen
8 is Eraser 
9 is Gradient 
10 is Text 
11 is Zoom
12 is Switch Colors
13 is Marquee Select
14 is Wand select
15 is Cutout/Mask
16 is Heal
17 is Blur/Sharpen
18 is Sponge Color
19 is draw
20 is Fill
21 is I don’t know I have never seen that before
22 is Picker
So sorry if it took a while i did not know what the star was
        
                    
             
        
        
        
Test.java
The classname and the filename need to match (case sensitive).
        
             
        
        
        
Answer: 
"In a VPN, a computer connects to a server and then changes the Internet Protocol of your computer" -urgurlmarie
Source: brainly.com/question/19665457, -urgurlmarie 
Opinion: You're answer is correct, I'll take this step by step but by connecting your PC to an server like OpenVPN, or a paid VPN service such as Nord VPN. You are changing your Internet Protocol of your PC to that servers I.P. Address.