I would say 6,Discreet, its meaning she was very careful of her actions, not speaking up, etc.. <span />
My best answer would most likely be a. Editing the language of your essay.
Editing the title is only a first impression and could be followed by a piece of writing lacking in flow. Editing punctuation would be my second choice, but it doesn't apply as much, in my opinion. And for the last choice, I'm pretty sure at least on of the three are practical options.
The swallow's body most likely symbolizes Love and devotion<span />