“THE NORTHERN ONE - WITH NORTH AMERICA, EUROPE AND ASIA - IS CALLED LAURASIA,NORTH AMERICA TORE AWAY FROM EUROPE ABOUT 180 MILLION YEARS AGO, FORMING THE NORTHERN ATLANTIC OCEAN

Câu 4: BGiải thích: Thông tin ở đoạn 3: “The northern one - with North America, Europe and Asia - is called Laurasia,North America tore away from Europe about 180 million years ago, forming the northern Atlantic Ocean.”