What is the question "What is the economic impact of unemployment on the economy ?" asking about?
A: description

What is the question "Who sings the song `` Drink to me with thine eyes '' by Ben Johnson ?" asking about?
A: human

What is the question "What day is known as the `` national day of prayer '' ?" asking about?
A: numeric

What is the question "How is the element strontium purified ?" asking about?
A:
description