When we say that money can be used as a store of value, we mean

Ait can be used to measure the worth of other things.
Bbuyers and sellers are both willing to accept its worth.
Cit will keep its worth over time.
Dits worth can be divided into smaller units.

Verified Answer :

Neuron

When we're talking about money and are refering to its possible uses as a store of value, we're talking about that buyers as well as sellers are both willing to accept its worth - b. 

All of us share the idea about the usefulness of money as a mediator for value of other things.