According to the passage, one advantage of flow production is______

A．Chris shared the too large house with his father and a wasp-tongued aunt.
B．The father and his sister engaged in shrill-voiced arguments over nothing.
C．Agatha and her sister were lured by the promise of beautiful gourmet meals.
D．Agatha and Baildon shared half a cold chicken and a few boiled potatoes.

A．the house was too isolated
B．she had wasted the inheritance
C．the guests did not like the food
D．she lacked experience of domestic work