Which of the following chmod commands would make the file "file.txt" readable and writable to the group and the owner? chmod g-rw file.txt chmod gu+rx file.txt chmod gu+rw file.txt chmod o+rw file.txt Question 10 1pt Which of the following is incorrect about \$find command in managing disk spaces: \$find -size : find files with exact size of s \$find -name : find files by name \$find -perm : find by permissions \$find -mtime : find since last modified