Two. The set {x} has the subsets {} and {x}.
We do not know what is in set A.
If the set has n elements then it has 2n subsets.
4
9
perles, boules
Fédération Internationale de Boules was created in 1946.
Bataille de boules de neige was created in 1896.
The answer is Boules!
You say it like bools.
boules
France
huh?
Boules, as well as javelin.
Boules
"des boules puantes"
The cast of Partie de boules - 2013 includes: Samy Berry Deborah Durand Christophe Trawinski