Go with Op. 2,
If, on the off chance you miss, just use Op. 1 next week.
She can't really get away, just use the best technique first.
Use the light approach as far as what to bring up and how early, you're trying to feel her out first. If she's not happy to associate with you in general (especially if/when you show special interest) you won't even get far enough for deep topics.
If she's thrilled to receive attentions from you, then you'll get the best possible hearing on any of the hard topics. (Be careful though, it can work both ways such that you could have a hard time taking a stand once you're in deep).
You also have to be careful that if you get her attached, she might take your positions on things to please you instead of being deeply convinced.