what is meant by raising of the brows,also does eye contact indicate attractin?

Answer 1

Scepticism

Answer 2

When a person is surprised, their eyebrows are often raised. The more the surprise. the higher the eyebrows are raised.
Raising the eyebrows can also signal a question. When as question is asked and the eyebrows raised afterwards, this is a clear invitation to answer the question.
You could verify other meaning of other eyebrow movement at
http://www.changingminds.org/techniques/body/parts_body_language/eyebrow_body_language.htm

In relation to eye contact, looking at a person acknowledges them and shows that you are interested in them, particularly if you look in their eyes.
check for the different meanings at: http://changingminds.org/techniques/body/parts_body_language/eyes_body_language.htm

Answer 3

Raising your brows can mean that you are scepitcal about something or that you are shocked by it

Eye contact can mean attraction but it is also a sign of politeness to make eye contact with someone when you are talking to them