pertinent: - Relevant, Applicable, Related, Important, Significant
sanguine: - Confident, Optimistic, Cheerful, Hopeful, Positive...
(I hope this might help you, I just gave you the relevant meaning...so you can insert this words and get the meaning...just let me know if you still have a trouble understanding this sentence....(I am still feeling that gramatically there are few errors with this sentence, what you think)
I think sentence no. 2 looks good...You got it...
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