First, install the WebDriverManager package
Next:
using WebDriverManager.DriverConfigs.Impl;
using WebDriverManager.Helpers;
using WebDriverManager;
new DriverManager().SetUpDriver(new ChromeConfig(), VersionResolveStrategy.MatchingBrowser);
var chromeDriverService = ChromeDriverService.CreateDefaultService();
ChromeOptions options = new ChromeOptions();
driver = new ChromeDriver(chromeDriverService, options);