JUST LOOKING FOR THE LINUX COMMANDS TO DO THESE. DOESN'T HAVE TO BE THE SAME FILES/DATA

a) Find the name Robert across all text files. Print the paragraph(s) it occurs in. b) Get all the paragraphs that have the word computer across all files. Redirect this output into a text file called computers.txt. c) Get all the paragraphs that have the word computer across all files, pipe this information to get a line, word, and byte count, then redirect this output into a file called computercount.txt. d) Change directory to Classes using a relative path.