GMAT preparation ko lagi Kaplan or Princeton bata I-20 issue hunccha ki hudaina? kati mahina ko lagi issue hunachha bhayo bhane? Kaplan ma class hareko, one and half month bhanda lamo class chhaina. online preparation course join garda pani issue hunchha I-20? aru kunai chha GMAT prepare garaune institute/college who can issue I20? Experience bhayeko saathi haru bata suggestion pau na. thank you for taking time to look at this.