Hello am am a Gambian can I have the opportunity to study abroad

Do Professional LOR’s require any stamp from the company?

Do we need to get the lor sealed / stamped or is it not required and can we submit a pdf?

What is the remainder when 1551*1553*1555*1557*1559 is divided by 10? (GRE Quant)

What is the remainder when 1551*1553*1555*1557*1559 is divided by 10? Answer Options: (A) 0 (B) 2

Which college's should I apply for CS or SE MS 2023 USA

#profilereview CGPA - 8.3 Internship Exp. - 14 months Paper Published in International Journals - 3

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)