For a family of four, it is more convenient as well as cheaper to sit comfortably at home,

For a family of four, it is more convenient as well as cheaper to sit comfortably at home, with unlimited entertainment available, ______ in search of entertainment elsewhere.

A．instead of going out

B．rather than to go out

C．than to go out

D．better than going out

请帮忙给出正确答案和分析，谢谢！