Identify the Population in the following experiment: A public school randomly selected 230 teachers to find out which search engine is the most effective. 30 teachers chose Yandex, 45 selected baidu, 100 chose bing, and 55 google. Public schools concluded that all teachers prefer bing. O a. 230 teachers. O b. All teachers in public schools. O c. 55 teachers. O d. 100 teachers.