I'm using Windows 7 on my PC (1 GB RAM,160 GB HDD). I want to install Ubuntu and remove Windows 7 I have Partitioned my PC into 2 drives , C Drive - 40 GB and D Drive - 120 GB. I want to install Ubuntu on C drive without formatting D drive so how can I do that ? I know that I will have to select "Something Else" option when Installation Type Screen appears but I don't know how to install Ubuntu in C drive after clicking on "Something Else Button".My question looks kinda similar to this question but its not