Which sentence contains a correctly identified compound object in a prepositional phrase?
mr. and mrs. harris went with peter and veronica to the state fair.
the turners and their dog, milo, were in an auto wreck with another family and their dog.
the party that amelia and stacy planned was attended by all, and was a big success!
even after the plane had landed, christina and amanda felt fearful that something bad would happen

Syllable added to a root word to change its meaning : affixan independent word--example run,walk,book : free morphemeaffix that gives grammatical meaning such as tense or number : inflectiona word part that must attach to a word in order to be usable : bound morphemedegree of comparison formed by adding -er or more to an adjective : comparativedegree of comparison formed by adding -est or most to an adjective : superlativeaffix added to the beginning of a word : prefixaffix added to the end of a word : suffixroot word of lovable : lovetwo roots used together to form one word : combining form