✨ Jawaban Terbaik ✨
Newton wrote the book. In this book, he(=Newton) described his(=Newton's) laws of motion.
--> Newton wrote the book [ {in which}=M {he}=S {described}=V {his three laws of motion}=O].
--> Newton wrote the book in which he described his three laws of motion.
Newton wrote the book. This book described his three laws of motion.
--> Newton wrote the book [ {that}=S {described}=V {his three laws of motion}=O].
--> Newton wrote the book that described his three laws of motion.
✖ Newton wrote the book [{that which}=??? he described his three laws of motion].
✖ Newton wrote the book that which he described his three laws of motion.
✅ When Newton wrote the book in which he described his three laws of motion, he called it(=the book) ...
✅ When Newton wrote the book that described his three laws of motion, he called it(=the book) ...