question: OPTIONS:
- yes
- no
The end of the 19th century and the beginning of the 20th century saw a battle between "cellular" and "humoral" theories of immunity.
What are two opposing theories of early 20th century immunology?

answer: yes

question: OPTIONS:
- yes
- no
The language of Philip II's and Alexander's court and army (which was made up of various Greek and non-Greek speaking peoples) was a version of Attic Greek, and over time this language developed into Koine, the lingua franca of the successor states.
Philip II and Alexander's court army spoke a version of what language?

answer: yes

question: OPTIONS:
- yes
- no
In October 2013, the New York Post reported that Schwarzenegger was exploring a future run for president.
In 2013, what newspaper claimed Schwarzenegger was considering a presidential campaign?

answer: yes

question: OPTIONS:
- yes
- no
Machine guns in AA mountings was used both ashore and afloat.
What was used in AA mountings on both land and water?

answer:
yes