题目选项分析

Now that so much data travels via light—i.e., is carried in glass fibers rather than by electrical current—one goal of semiconductor research is to develop a silicon chip that can transmit and receive light signals directly, a development that may one day lead to smaller, faster semiconductors.

Now that so much data travels via light—i.e., is carried in glass fibers rather than by electrical current—one goal of semiconductor research is developing a silicon chip that can transmit and receive light signals directly, which may one day lead to smaller, faster semiconductors.