Which statement is incorrect? A. SRAM is about 10 times faster than DRAM. Sysl- SysII- PU -DPU SRAM does not. B. DRAM requires constant rewrite (refresh) of the data, but W21-DPU C. SRAM is much more expansive than DRAM per bit. D. SRAM requires more transistors per bit than DRAM. E. None of the above, they are all correct. SysII-W21 ST-W21-DPU Answer A. Answer B. Answer C. Answer D. Answer E