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Given classes defined in two different files： 
1. package util； 
2. public class BitUtils { 
3. private static void process（byte[] b） { } 
4. } 
1. package app； 
2. public class SomeApp { 
3. public static void main（String[] args） { 
4. byte[] bytes = new byte[256]； 
5. // insert code here 
6. } 
7. } 
What is required at line 5 in class SomeApp to use the process method of BitUtils？（） 

Given classes defined in two different files： 
1. package util； 
2. public class BitUtils { 
3. public static void process（byte[]） { /* more code here */ } 
4. } 
1. package app； 
2. public class SomeApp { 
3. public static void main（String[] args） { 
4. byte[] bytes = new byte[256]； 
5. // insert code here 
6. } 
7. } 
What is required at line 5 in class SomeApp to use the process method of BitUtils？（）