Vigilant means like cautious
lighthearted means like amusing and entertaining
so I would say its Vigilant
I hope I helped!
logos is using logic so it could be that, and ethos is using a character or tries to convince you of its credibility so that is another option. Decide if their trying to appeal to credibility or if the statistic is more important.
A positive connotation for glare would be look because you would rather have someone look at you then to stare.
Biennial means..
Taking place every other year.