What form or rule is demonstrated in this sentence? Some people try to slalom when the water is calm, yet that is when many accidents occur.

comma before an interjection
comma linking two independent clauses joined by a conjunction
comma fragment

Which statement best describes the use of the underlined word in the excerpts? in excerpt 1, it refers to personal growth, while in excerpt 2, it suggests the physical act of moving. in excerpt 1, it refers to personal growth, while in excerpt 2, it suggests scientific discoveries. in excerpt 1, it refers to societal advancement, while in excerpt 2, it suggests the gradual march of time. in excerpt 1, it refers to societal advancement, while in excerpt 2, it suggests steps toward a particular goal.