Match each type of data with its appropriate classification:

Prompts

Structured electronic health records

$($EHR$)$ containing patient visit dates, diagnosis codes, and treatment plans

Answers

Select match

Structured

$(2)$ An online feedback form with predefined options for service rating and a free$-$text field for comments about a hospital stay.

Semi$-$structured

$3.$ A database of genomic sequences from

various organisms, annotated with functional information.

Select match

Tweets related to public health campaigns, including hashtags, timestamps, and user IDs.

Select match