PDF documents can be opened in Word but cannot be edited by Word

SaveFileDialog property__________ returns the location and name of the selected file.

a) PathName b) LocationName c) FileDirectory d) FileName

What is the first line of the file created by the following code?

``` Dim query = From line In IO.File.ReadAllLines('UN.txt") Let data = line.Split(",&') Let country = data(0) Let population = 1000000 * CDbl(data(2)) Let area = CDbl(data(3)) Let density = population / area Select country & " , " & density.ToString('N1") IO.File.WriteAllLines("NewFile.txt", query) ``` (A) Afganistan,31800000/251772 (B) Afganistan,126.3 (C) Afganistan,126.3047519 (D) country,density