Explain how to encrypt files

Awell-diversified portfolio needs about 20-25 stocks from different categories is this true or false?

What characteristic of long period comets suggest they come directly from the oort cloud?

Consider the following statements, then select one of the answers below: the signal() function shown below registers "sig_handler()" as the signal handler function for the sigkill signal, without the complexity of using when the sigkill signal is sent to a process running this code, by a user typing "kill -kill ", where the correct process id is used for to target the process, sig_handler() will be executed.