What does the public think about the proposed healthcare coverage?

At the Health Affairs Blog, they reveal the results of a study done by Zogby International, where the online panelists were polled about they way they feel about certain coverages on the House and Senate's current bills for the healthcare reform.

They got public opinion on:
1) Financing of the healthcare reform
2) Employer Mandate
3) Illegal immigrants
4) Abortion coverage

Read the results here. Which of the four above do you believe is the biggest concern for the public option? Which one defiantly has to be focused on by the government? Which of the four above do you see as the biggest road bump into instating public insurance?