【单选题】As a general statement, it is safe to say that businesses generally use the ________ for foreign currency option contracts, and individuals and financial institutions typically use the ________.
【简答题】I think walking dogs for a job is fun. The only problem is that all the walking is a lot of work! a. It sounds like you want to quit! b. Congratulations! It sounds like it’s the right job for you! c. ...