Read the excerpt from Heart of a Samurai. Manjiro tried to put his heart in order. He said a sutra – a prayer – for his ancestors, his family, his friends, and for himself. Then he waited for his heart to go back where it belonged instead of jumping all over inside his chest

The last three answer choices are all very similar in meaning, and pertain to him the least. So I think that the answer would be that he is determined mire than anything,

covert: hidden or secret

candid: truthful and straightforward

what i get from these phrases is covert means undercover or underground and that's where the flower is in april. on the other hand, may is the month where flowers start to bloom and thats the reason why candid is being used as a word to describe the blossoming period of a flower.

hope this answer you.

the term that describes the best dear evan hansen