Regarding the description of PDSCH and PUSCH, which of the following descriptions is wrong?

Regarding the description of PDSCH and PUSCH, which of the following descriptions is wrong?
A . In the time domain, imaging can only be carried out through SLIV.
B . The area can only be shot through RIV.
C . In the time domain, it includes two formats: TypeA and TypeB.
D . All need to include DMRS as relevant demodulation

Answer: B