When doing research for a client sued under the Illinois parental responsibility law, would the following be examples of primary binding, primary persuasive, or secondary authority?

a.A 2017 decision from the Indiana Supreme court on the issue of parental responsibility under Indiana law.

b.A 2016 decision from the Illinois Appellate Court on the issue of parental responsibility under Illinois law.

c.A 2012 decision from the Illinois Appellate Court on the issue of parental responsibility under Illinois law.

d.A 2014 decision from the United States District Court for the Northern District of Illinois on the issue of parental responsibility under Illinois law.

e.A 2008 decision from the United States 7^th Circuit Court of Appeals on the issue of parental responsibility under Illinois law.

f.The 2013 Illinois parental responsibility statute.

g.A 2018 Illinois Law & Practice (an Illinois encyclopedia) explanation of the parental responsibility statute.

h.A 2014 decision from the Illinois Trial Court on the issue of parental responsibility under Illinois law.