C. i think its the right answer
The occurrence of the same letter or sound closely connected words
1. The adverb that modifies the verb is c) ever. Without it, it wouldn't be completely clear as to which time frame the speaker refers to. It may have been for example the last year, or in some other particular moment.
2. The adverb that modifies the verb is b) always. It adds to the sense of urgency of wearing a life jacket when rafting. Without it, the meaning of this sentence wouldn't be so precise.
I mean when i study i like write what i need to know down on a paper n then i like highlight what’s really important and then work on that and ya