What is the command to set the execute permissions to all the files and subdirectories within the directory /home/user1/direct

Question:What is the command to set the execute permissions to all the files and subdirectories within the directory /home/user1/direct

1.chmod –r +x /home/user1/direct

2.chmod –R +x /home/user1/direct

3.chmod –f –r +x /home/user1/direct

4.chmod –F +x /home/user1/direct


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