Answer: carry on
Explanation: persevere means to continue and not give up. Giving in is the exact opposite of not giving up. Cooperate means to work with someone else which is not a synonym of not giving up. Adjust means to cope and change to something new and different. Therefore carry on is the best fit.
Sonnet 154 is the last poem written by English poet and playwright William Shakespeare.
Answer:
Expressing Opinion, agreeing & disagreeing.
Sirens symbolize A. temptation