甲乙公司于A地签订一项买卖合同，约定在B地履行，在履行期届满之前，乙公司明示毁约，甲公司即解除合同，请求损害赔偿，甲、乙公司在住所地分别为C地和D地，则本案应由哪个地方的法院管辖

A．A地

B．B地

C．C地

D．D地

If I were you, I would take it easy; _____ is no need to be nervous. [ ]

A. it

B. this

C. there

D. which