The masses and volumes for four objects are given. Which object would float in a liquid with density $1.4\ \text{g cm}^{-3}$?
- Amass $1.0\ \text{g}$, volume $0.5\ \text{cm}^3$
- Bmass $2.0\ \text{g}$, volume $3.0\ \text{cm}^3$
- Cmass $6.0\ \text{g}$, volume $4.0\ \text{cm}^3$
- Dmass $9.0\ \text{g}$, volume $6.0\ \text{cm}^3$