I can’t see the photo????
Squires arrived after the spectators, and the knights arrived last of all.
The sentence means that the knights were last to come to the event, so we need the superlative form of the adverb. Later is comparative, and most late doesn't exist as a form, which leaves as with last as the only option.
I like it because the would brings challenges and hurdles and that’s why it’s a mystery to us and that’s what makes live better
Discrimination means judging someone either for their race, religious beliefs and (or) gender.
C Europeans colonists maybe