The Bachelor of Business Administration (BBA, B.B.A., BSBA, B.S.B.A., BS, B.S., or B.Sc.) or Bachelor of Commerce (Bcom. or BComm) is a bachelor's degree in commerce and business administration. The duration of the degree is often three years in Europe or four years in the United States of America. The degree is designed[by whom?] to give a broad knowledge of the functional aspects of a company and their interconnection, while also allowing for specialization in a particular area. The degree also develops the student's practical, managerial and communication skills, and business decision-making capability to succeed in the competitive world. Many programs incorporate training and practical experience, in the form of case projects, presentations, internships, industrial visits, and interaction with experts from industry.