单选题 Before you start,make sure you have a clear idea of why you are starting a company.
【正确答案】 B
【答案解析】本题的解题关键在于正确把握make sure、have a clear idea和starting a company的意思。make sure意为“确保,确信”,have a clear idea意为“有明确的概念,清楚”,starting a company意为“创办公司”。故B)为正确答案。