Calculate the starting position $^$ for the author, "Author Start" $($cell E$3),$ for the book in cell B$3.$a$.$ Use the SEARCH function.b$.$ The author's name starts after the text", by $"$ for each book. Notice the spaces before and after the word by$.$c$.$ Use", by $"$ as the find $\_$text argument for your function.Since the author's name starts four characters after the comma, you will need to add four to your result, using the same process outlined in task $2.$e$.$ Copy your formula down to complete the "Author Start" column.