I am posting this again plz help

Which is proper hierarchy or leadership roles in the senate from lowest to highest

Who ever answer first get ! question 1: which term names the outer edge all around a watershed? a. divide b. basin c. boundary d. collection area question 2: which feature does contour line indicate on a topographic map? a. the path of a river through the watershed b.equal elevation c. similar runoff level d. the boundary of an aquifer

Which best summarizes the social contract outlined in the preamble of the declaration of independence?