II. Stress Pattern:
The different stress pattern is B. exam.
The different stress pattern is C. different.

The correct answer is C. was reading - came.
The correct answer is D. preserved.
The correct answer is C. exhilarated. (Exhilarating describes the thing that causes the feeling.)
The correct answer is C. ride.
The correct answer is B. look around.
The correct answer is A. pursue.

They are campaigning for immediate protection for cultural heritages. (We need the noun form of "protect".)
Those with a healthy lifestyle often lead a happier life. (We need the adjective form of "health".)