You have to include the rules with the question
I think it's "Pictures display information when written instructions are more complicated". Personally I believe it's just a majorly confusing way of saying: when the written instructions are too complicated they use pictures as well.
Im just going to answer the first one because i have work to do. Wellness is the state of feeling good mentally and physically
Answer to Question 18:
I believe the answer is B: he never ate vegetables, but now he loves them.
Answer to Question 19:
I believe the answer is B: beautiful while also being unique.
Explanation to Question 18:
The <em>ate </em>in the sentence clarifies that he used to never eat vegetables, but now he does.
Explanation to Question 19:
<em>Unique </em>in the sentence is clarifying that the uniqueness of the home's furniture is positive, so it's not beautiful or unique; the furniture is beautiful and unique at the same time.