Choosing the best country for a Bangladeshi student to complete a bachelor's degree depends on individual preferences, budget, and field of study. Popular options include the United States, the United Kingdom, Canada, Australia, and countries in Europe like Germany and the Netherlands. Consider factors like tuition costs, scholarships, work opportunities, and the quality of education when making a decision. It's essential to research universities, admission requirements, and visa regulations for each country to determine the best fit for your academic and career goals.