Marcus LL108 Match Day 6 -- Confirmation

4 today, struggled with the American questions 

1. A nickname for the CBS television network refers both to its once-renowned reputation for high-quality broadcast journalism and to the retailer whose former New York flagship building famously hosted CBS's color-television demonstrations in 1950. What is the company that inspired this nickname?
Correct Answer: TIFFANY & CO.
Your Answer: Saks
Points Assigned: 0
Points Assigned to Private Opp: 1

Maybe should have been able to guess 

2. Originating in 14th-century Middle Dutch, what word is used as a general term for equipment used in fishing, particularly for recreational use? It has a very different meaning when applied in other areas of sport.
Correct Answer: TACKLE
Your Answer: Tackle
Points Assigned: 1
Points Assigned to Private Opp: 1

Nice q

3. Sculptor Robert Smithson's 1970 land art installation in Utah's Great Salt Lake used 6,650 tons of rock and earth to create a 1,500-foot-long structure protruding into the water. What type of structure is it, according to its name?
Correct Answer: (SPIRAL) JETTY
Your Answer: Jetty
Points Assigned: 2
Points Assigned to Private Opp: 2

That is the definition of a jetty …I have never heard of him 

4. The work often cited as the first modern detective story (though it predates the use of "detective" as a profession) is an 1841 tale that involved, per its title, crimes against Madame L'Espanaye and her daughter Camille on what thoroughfare?
Correct Answer: RUE MORGUE
Your Answer: Rue Morgue
Points Assigned: 3
Points Assigned to Private Opp: 3

Hopefully plays hard 

5. What man holds the record as the longest-serving governor in Massachusetts history, and was also the second Greek American to be elected a U.S. state governor (after Maryland's Spiro T. Agnew)?
Correct Answer: MICHAEL DUKAKIS
Your Answer: pass
Points Assigned: 2
Points Assigned to Private Opp: 2

I gave up when I should have had a proper think

6. The Montreal Protocol of 1987, which became the first universally ratified treaty in United Nations history and is widely regarded as the most successful international environmental agreement, was established specifically to preserve the presence of what inorganic allotrope?
Correct Answer: OZONE
Your Answer: Ozone
Points Assigned: 1
Points Assigned to Private Opp1

Gimme?