These sentences are all examples of ACTIVE voices.
Active voice is a grammatical voice common in many of the world's languages. It is the unmarked voice for clauses featuring a transitive verb in nominative–accusative languages, including English and most other Indo-European languages.
Answer:
Personal happiness are the emotions of feeling joy, interests, or pride. In other words, personal happiness is what makes you contented.
A low firm tone not to high not to low
They wanted to attain their innocence because they had practiced witch craft. I believe that is correct