Detailed Instructions: In this task, you are given a question and a context passage. You have to answer the question based on the given passage.
Q: When could have paper making began?, Context: The pulp papermaking process is said to have been developed in China during the early 2nd century AD, possibly as early as the year 105 A.D., by the Han court eunuch Cai Lun, although the earliest archaeological fragments of paper derive from the 2nd century BC in China. The modern pulp and paper industry is global, with China leading its production and the United States right behind it.
A:
105 A.D