[1] people are still so traumatized—they remain acutely aware that the ocean is close. [2] whereas before december 26 the ocean was their friend and livelihood, now they are terrified by it.
[3] some of the debris and damage left by the tsunami is almost comical. [4] huge boats are stranded far from the ocean, some of them upside down.

which sentence is an opinion?
a. sentence 1
b. sentence 2
c. sentence 3
d. sentence 4