Complex sentence: Open electives which aim at broadening horizons of understanding are also offered and are compulsory for all students.Undergraduate students have to go through summer/winter internships which help them learn various skills and are a required academic activity.
Split into simpler sentences: Open electives which aim at broadening horizons of understanding are also offered and are compulsory for all students. At the end of each year undergraduate students have to go through summer internship which helps them hone various skills and are a required academic activity.