1. (30%) John wants to choose his password for his new email account. How many different
passwords are possible if a password is required to consist of
【題組】(d) 6 increasing digits (0 to 9), for example, 011467 or 111344?
Please write an essay of no more than 250 words to explain the mission of World
Trade Organization (WTO) and why it is important for Taiwan to be a member of it.