C programming

that a system has multiple processing cores. For each of the following scenarios e which is a better option to use between the two implementation options discussed in describ the previous question a. Multiple threads and each of them may need to be in the critical section for a short duration. b. Multiple threads and each of them may need to be in the critical section for a long duration. c. Multiple threads and each of them may need to be put to sleep while it is in the critical