Aleksandr Danilovich Aleksandrov (Russian: Алекса́ндр Дани́лович Алекса́ндров , alternative transliterations: "Alexandr" or "Alexander" (first name), and "Alexandrov" (last name)) (August 4, 1912 – July 27, 1999), was a Soviet/Russian mathematician, physicist, philosopher and mountaineer.

Based on the paragraph above can we conclude that "Aleksandr Danilovich Aleksandrov had more than 4 jobs."?

OPTIONS:
- Yes
- It's impossible to say
- No
It's impossible to say