b. 10-25 feet wide
c. 15-30 feet wide
d. 15-35 feet wide
e. 15-20 feet wide
Answer: c
Pembahasan: disebutkan dalam teks kalimat keenam
3. Where does the Great Wall begin?
a. in the south at the yellow Sea
b. in the north at the Red Sea
c. in the south-east at the Yellow Sea