What is the Shadow Docket?

Question $13$ options:

These are usually emergency opinions issued by the U$.$S$.$ Supreme Court without being orally argued in front of the Court and without a written opinion explaining the decision.

These are cases brought before a non$-$public court dealing with cases of national security that cannot be released to the public for national security reasons.

These are cases the Supreme Court assigns to other courts for hearing $-$ usually federal circuit courts. They have the same force of law as rulings from the Supreme Court.

These are cases of first review before the Supreme Court. They are referred to as a shadow docket because of the long shadow they cast over future cases.