[多益] higher or more ?

[armoni (舉起你的右手說Hi)]

我選的是(a)more  為什麼不對呢
可以幫我解惑一下嗎?
謝謝歐

Executives of small companies earn ___ salaries
on the west coast than on the east coast.
(a) more
(b) higher

--
※ 發信站: 批踢踢實業坊(ptt.cc) 
◆ From: 210.69.124.39
推 bachelour:more money, higher salary