4-3-3 or 4-4-2 formations ??

hello guys

first of all which one is better 4-3-3 with 1 CDM and 2 CM or 4-4-2 ??

secondly , for each one can you plz list the advantages and disadvantages ??

thirdly , what tactics should I use for each one ?? for both attacking and defending

:confused::confused::confused::confused:

you may just give somebody your facebook account and he/she will play instead of you)