Scientifically speaking, what is your best asset?

When dealing with the opposite sex through science, see what part of you attracts them

1 When you meet a man, where do you notice his eyes go first?
2 When he gives you a gift, it always seems to be...
3 When the two of you go out, where does the conversation lead
4 Pick a number
5 What is your favorite day of the week?
6 What is your favorite color?
7 What is his favorite sport?
8 Does he wear glasses?