In these questions, the letters are linked in some way. Identify the relation and complete the last box. \[\text{A2}\,\,\,\text{:}\,\,\,\,\text{BB3}\] \[\text{C2}\,\,\,\text{:}\,\,\,\,\text{DD3}\] \[\text{G2}\,\,\,\text{:}\,\,\,\,\text{?}\]

• A.  \[\text{II4}\]                    
• B.         EE3       
• C.  HH3                      
• D.  F2