2 In gawk the default field separator is? whitespace Q: 2 pt Which of the following statements regarding sed is false. Lines with no address are ignored Some sed commands require only one address Some sed commands require 2 addresses Some sed commands require arguments on a separate line. 2 pts If any sed command does not specify an address the then command is applied to each input line no input lines only the last input line only the first input line 2 pts Given the following sed command. What will it do 2,3!s/Six/6 Replace Six with 6 on every line except the 2nd and 3rd. Replace Six with 6 on every line that contains a 2 or a 3 Replace Six with 6 on every Line that contains 2,3 Replace Six with six on every line that does not contain 23