NOTE: There are two methods of Text attributes ...

On the Option Names Manager ...

Setup the Option Names for text input such as:
Option Name: First Name
Option Type: TEXT
Sort Order: 10

Option Name: Second Name
Option Type: TEXT
Sort Order: 20

etc. etc.

If you need one of these to be more or less a note or letter ... AFTER you create it in the method above, Edit it ...

There are additional options when you Edit to set:
Rows, Display Size and Max Length are for Text Attributes Only:

These would let you set a TEXT input to a TEXTAREA so that you could make it, for example, 10 Rows high and allow 500 characters ...