-My sweet quiet father surprised us with his outburst yesterday.
Explanation:
The sentence <em>"</em><em>My sweet quiet father</em><em> surprised us with his outburst yesterday" </em> contains a comma error. The comma doesn't go between sweet and quiet because "My sweet quiet father" is a complete constituent and It can't be separated by a comma. The adjectives "sweet" and "quiet" are modifying the noun "father" so "My sweet quiet father" is a phrase.