An enum model class representing a Question Field Types Google Forms...

GoogleFormsFieldTypeEnum.cs

// using System.ComponentModel;

/// <summary>
/// Found the Field type representation values with trial
/// and error try out of blood sweat and tears lol! ;)
/// </summary>
public enum GoogleFormsFieldTypeEnum
{
	[Description("Short Answer Field")]
	ShortAnswerField = 0,
	[Description("Paragraph Field")]
	ParagraphField = 1,

	[Description("Multiple Choice Field")]
	MultipleChoiceField = 2,
	[Description("Check Boxes Field")]
	CheckBoxesField = 4,
	[Description("Drop Down Field")]
	DropDownField = 3,

	// FileUpload - Not supported (needs user log in session)
	[Description("File Upload Field")]
	FileUploadField = 13,

	[Description("Linear Scale Field")]
	LinearScaleField = 5,
	// represents both: Multiple Choice Grid | Checkbox Grid
	[Description("Grid Choice Field")]
	GridChoiceField = 7,

	[Description("Date Field")]
	DateField = 9,
	[Description("Time Field")]
	TimeField = 10,
}