Which list of a triangle’s side lengths is impossible? (GMAT Quants)

Which list of a triangle’s side lengths is impossible? a. 4, 7, 4 b. 2, 3, 7 c. 2, 8, 7 d. 5, 6, 7

Best university for MSIS from the following

Hey guys/mentors,I have received admits from the below listed universities and I’d appreciate if you could help me in

Admits from UChicago MScA, NEU MS- DAE and CU Boulder MSDS

Which one should I go for? UChicago course is the shortest which is my only concern(15 month)

Can anyone Suggest me a good University for MS in Business Analytics in the US?

GPA - 7.9 (TIER 2 COLLEGE) GRE - 313, AWA -4TOEFL - 95+ ( EXPECTED)