Answer:
what
Explanation:
other interrogative adjectives include <em>'</em><em>who</em><em>'</em> or <em>'</em><em>why</em><em>'</em>. Basically, they are the question words.
problem i think
permission
hypertension
superstition
institution
creation
end in the suffix -tion
My mother was talking to a stranger.
hope this helps