She didnt know whether to sell her books or _______.
Atokeepthemforreference
Bifsheshouldkeepthemforreference
Ckeepingthemforreference
Dkeptthemforreference
Atokeepthemforreference
Bifsheshouldkeepthemforreference
Ckeepingthemforreference
Dkeptthemforreference