考古发现一道题大家都还没搞明白，我竟然搞明白了

撑胆大饿胆小

Sound can travel through water for enormous distances, prevented from dissipating its acoustic energy as a result of boundaries in the ocean created by water layers of different temperatures and densities.

• Aprevented from dissipating its acoustic energy as a result of
• Bprevented from having its acoustic energy dissipated by
• Cits acoustic energy prevented from dissipating by
• Dits acoustic energy prevented from being dissipated as a result of
• Epreventing its acoustic energy from dissipating by
  

正确答案是C.
大家主要困扰是，为什么题干前句是主谓完整句子，逗号后再跟另一个c选项完整句子？


其实是选项那一整句是Absolute phrase 用来modify 原题前面整句。absolute phrase 的结构是：
（noun + noun modifier) + clause
或者 顺序颠倒后，如原题：
clause + （noun + noun modifier)

其中（noun + noun modifier) 相当于modifier, 用来修饰clause 整句

Absolute phrase 在曼哈顿SC里有详解， 我截图大家看下：