How many nibbles make one kilobyte​

What is stored in str after the following code executes? string str = "computer science"; int i = 0; while (i < 8) { if (str.indexof("m") < i) { str = str.substring(0, 2) + str; } i += 2; } computer science cocomputer science cococomputer science cocococomputer science computer scienceco

11. is the ability to understand how another person is feeling. a. authority b. sympathy c. empathy d. taking a stand

State 7 common key's for every keyboard