The circuit shown above is a Static RAM (SRAM) cell. a) Discuss the critical issues that must be addressed during a read operation. (10 pts) b) Discuss the critical issues that must be addressed during a write operation. (10 pts) c) Discuss what role the sense amplifier plays in the operation of the SRAM and why it requires a high voltage gain. (10 pts) d) Describe what determines the value of the capacitances CB and CB- (10 pts)