Psychology homework help. Part ICreate an Android app that will be used to enter student grades for college courses.Develop three screens as follows:The first screen should allow the entry of a student id, first name, last name, class id, and class name.The second screen should allow the entry of a grade for each student and class that they took. The grade entry will be a number which can range from 0 – 100.The third screen should show the student name and overall letter grade for the semester based on the classes that they took. Note: Use the grade conversion table below:Points Grade100-90 A80-89 B70-79 C60-69 DBelow 60 FUse the sample students and grades below:Student ID Student Name Class ID Class Name Grade1 Sally Smith 100 Biology 701 Sally Smith 110 Gym 902 Mark Front 120 English 402 Mark Front 110 Gym 103 Rick Hart 130 Science 853 Rick Hart 100 Biology 903 Rick Hart 110 Gym 454 Justin Jones 140 Computers 454 Justin Jones 120 English 70Design the database using the following fields and criteria:StudentID VARCHAR(8),FirstName varchar(20),Lastname varchar(20),ClassID varchar(20),Grade Integer(3),Lettergrade Varchar(2)Part IIPrepare a 5-slide presentation to present the app, including speaker’s notes.Create the content for the presentation. The following are examples of appropriate content:The best uses of Google Cloud messagingThe best uses of Google Maps API and where it can be best used.The challenges encountered during the development of this app.Compile all files associated with the app and your presentation into a .zip folder.Submit the .zip folder to the Assignment Files tab above.