Answer:
introduction or next two chapters
<span>A compound predicate contains two or more predicates in it. Having this in mind, the sentence that has a compound predicate is A. Sandy washed and ironed her clothes. B is incorrect because there is a compound subject, but not a predicate. C is incorrect because of the same thing. D is incorrect because to eat and to study are not predicates here, they are used as adverbial phrases.</span>
Significant. Fractional sounds like "fraction," which is typically meaning a value less than one, but not quite zero. AKA, very small.
The opposite of a very small change would be a very big change. Which is what a significant change is.