Directions: Find the two words, one from each group, which when joined together form a new word. The word from group 1 always comes first. \[\overset{\text{1}}{\mathop{\text{book}}}\,\overset{\text{2}}{\mathop{\text{burn}}}\,\overset{\text{3}}{\mathop{\text{filter}}}\,\] \[\overset{\text{P}}{\mathop{\text{worm}}}\,\overset{\text{Q}}{\mathop{\text{hide}}}\,\overset{\text{R}}{\mathop{\text{loop}}}\,\]

• A.  2Q                        
• B.                         3R                         
• C.                         1P         
• D.                         2R