Is the following a factual statement?
"Arthur Miller wrote the play Death of a Salesman."
Options:
- yes
- no

Let me think out loud. Arthur Miller is known to be the author of this play. The answer is yes.

Is the following sentence factually correct?
"John Ashcroft developed an alchemical process that enabled automotive companies to turn exhaust fumes into gold."
Options:
- yes
- no

Let me think out loud. No process enables anyone to turn exhaust fumes into gold and John Ashcroft made no claim to have developed any such method. The answer is no.

Is the following a factual statement?
"Some animals apparently cannot die of Old age."
Options:
- yes
- no
Let me think out loud. For some animals like jellyfish and worms, this seems to be the case. The answer is yes.