A: It's strongly discouraged. As DLLme.com states, "This DLL is not a Windows system file, nor is it a legitimate game DLL distributed by EA" . Downloading single DLL files is risky and often ineffective. It's safer to download the full crack/emulator from a trusted source.
C:\Program Files (x86)\Origin Games\Need for Speed(TM) Rivals\__Installer\vc\vc2012Update1\redist vcredist_x64.exe vcredist_x86.exe need for speed rivals rldorigin.dll fix
While you can find sites offering single DLL downloads, Downloading DLL files from random third-party websites is a primary vector for malware, viruses, and keyloggers. It is always safer to verify your game files or reinstall the game to get a legitimate copy of the file. A: It's strongly discouraged