HELP WITH GUN RANK

[RMAXIMA71]

I have my ACR level 30 now and i need to get it 2 gold. I dont know what gametype 2 play. Can someone help me out with it? Thanks.

 

[XGC SanPoilN8V]

Have u tried using the different attatchments?

 

[xxThanatosx89]

GeForce weapon challenges and play ground war or just domination