<table border=1 style='margin: auto; word-wrap: break-word;'><tr><td style='text-align: center; word-wrap: break-word;'>A</td><td colspan="3"></td><td style='text-align: center; word-wrap: break-word;'></td></tr><tr><td style='text-align: center; word-wrap: break-word;'>B</td><td style='text-align: center; word-wrap: break-word;'>C</td><td style='text-align: center; word-wrap: break-word;'>D</td><td style='text-align: center; word-wrap: break-word;'>E</td><td rowspan="3"></td></tr><tr><td style='text-align: center; word-wrap: break-word;'>F</td><td style='text-align: center; word-wrap: break-word;'>G</td><td style='text-align: center; word-wrap: break-word;'>H</td><td style='text-align: center; word-wrap: break-word;'>I</td></tr><tr><td style='text-align: center; word-wrap: break-word;'>J</td><td style='text-align: center; word-wrap: break-word;'>K</td><td style='text-align: center; word-wrap: break-word;'>L</td><td style='text-align: center; word-wrap: break-word;'>M</td></tr><tr><td style='text-align: center; word-wrap: break-word;'>N</td><td colspan="3"></td><td style='text-align: center; word-wrap: break-word;'></td></tr></table>

A. 用石板覆蓋GHI。(轉到74.1)

B. 用石板覆蓋CGK。(轉到115.1)

C. 用石板覆蓋BFJ。(轉到79.3)

D. 用石板覆蓋ABF。(轉到111.4)