Read the sentence. No one could believe their luck when the owner of the restaurant offered free dessert to all.

What is the agreement error in this sentence?

The pronoun “their” does not match its antecedent in number.
The pronoun “their” does not match its antecedent in person.
The pronoun “their” does not match its antecedent in case or number.
The pronoun “their” does not match its antecedent in number or person.

Choose one of the topics below and use all five sentence patterns in a composition of at least 100 words. return to the lessons "patterns: inverted, compound parts, s/v/do" and "patterns: s/lv/pn, s/lv/pa, s/v/io/do" if you need to review the sentence patterns. you will be graded based on whether all five sentence patterns are present in your work. suggestions for topics: a. what if the sun exploded? b. what if every family owned a helicopter? c. what if each year were six months long instead of twelve? d. what if you were the president of the united states?