Answer: it would be c and d
Explanation: hope this helps
3 one Lisa want to go quickly
The answer is A they experienced a very cold winter
It's got to be C because none of the others relate to collaboration, but I'd say if you were unsure about this answer then the only other sensible one could be B, but I'd go with C.
Answer:
Authors revise their work because they need to review a text/writing for spelling, grammar and punctuation errors so they dont confuse the reader.