GMAT Sentence Correction (SC) | The increased popularity and availability of televisions has

Hey All,

A good explanation from demon on this one, but I just wanted to weigh in. This is a GMAT favorite trick, because students don't like paralleling -ing words with -ed words. However, when both are parallel this is okay. Remember, you can always change tense in parallel, even with verbs ("I liked to eat chicken but now I only like pork." That's past tense with present tense, joined by the conjunction "but"). But actually, tense isn't an issue here. Both -ing words and