9 years-old boy for code 2 FP? Is it wrong?

Recently, both my 9 years old boy and my friend's 10 years old boy got a letter for FP. My sun is for code 2, last week my wife and I just do a code 3 FP. IS it normal or a mistake?
BTW, what is the different between code2 and code3?
Thanks

所有跟帖： 

• my 6-years old daughter did the code 3 last month -y666666- ♂ (0 bytes) () 02/23/2006 postreply 14:15:38

• CIS is crazy! -mytwocents- ♂ (0 bytes) () 02/23/2006 postreply 14:30:56

• what is the difference between code 2 and code 3? -laugher- ♂ (0 bytes) () 02/23/2006 postreply 14:32:49

• 3=2+1 -radiology- ♂ (0 bytes) () 02/23/2006 postreply 17:28:17

• Code 1 for 485 and record, code 2 for issue GC -radiology- ♂ (0 bytes) () 02/23/2006 postreply 17:30:17