Kelly was building a bed for her dollhouse. she used her bed, which is 4 feet × 6 feet, as a guide. she scaled down the dimensions of her bed by a factor 1 over 5. what are the dimensions of the model bed she built? a) 0.8 foot × 1.2 feet b)0.4 foot × 0.6 foot c)0.08 foot × 0.12 foot )d)0.04 foot × 0.06 foot