An imaginary argument is better than an actual conversation because______.A．you can talk o

An imaginary argument is better than an actual conversation because______.

A．you can talk on any subject with your supporters

B．it allows you to voice your opinion without limit

C．it can take place any time and any place you want

D．you can find out who is likely to oppose you

请帮忙给出正确答案和分析，谢谢！