Part 1. Read data from file having following structure 1,asher,0300xxxxxxx,xxxxx@g.com 2,asad,0345xxxxxxx,xxxxx@g.com 3,abdullah,0333xxxxxxx,xxxxx@g.com 4,omair,0321xxxxxxx,xxxxx@g.com 5,ishaq,0346xxxxxxx,xxxxx@g.com For example, we have five students' records in a text file. Each record should have the following parts separated by a delimiter (comma). 1: Roll No. 2: First Name 3: Mobile Number 4: Email