Hello Sophuechait2,
Your answer would be:
C. Compare definitions for the word with its synonyms.
I believe this correct because if you don’t know the true definition of the word synonymous that are similar to this word might help you out.
~Rendorforestmusic
Answer: Static flexibility is the range of motion around joints where speed is not a factor (shooting a bow and arrow or doing the splits). Dynamic flexibility is the range of motion during physical performance which involves speed, strength, power, neuromuscular coordination (kicking a soccerball or skiing downhill).
Explanation:
Most people call her a level-headed student. That would be the correct answer, because level-headed is always hyphenated.