12. The teachers in Prince Henry’s school seem to have been .
(A) members of the royal family
(B) astronomers, sailors and map makers
(C) shipbuilders
(D) ship owners

根據文章：

In 1416, when he was twenty-two, Henry founded a school for mariners, to which he invited everyone who could help him—Jewish astronomers, Italian and Spanish sailors, and Arab mathematicians and map makers who knew to use the crude compass of the day and could improve it.

在1416年，當Henry二十歲時創立了一所水手學校，他邀請了所有能幫助他的人－猶太人天文學家、義大利與西班牙的水手、阿拉伯的數學家和知道如何使用羅盤及改善它的地圖製造者。

因此 12. The teachers in Prince Henry’s school seem to have been (B) astronomers, sailors and map makers .

單字：

mariners 水手

Jewish 猶太人

astronomers 天文學家

Italian 義大利人

Spanish 西班牙人

sailors 船員、水手

Arab 阿拉伯人

mathematicians 數學家

crude　adj.天然的，生的，未經加工的

compass 羅盤