Option 1 -> Collective refers to a group or aggregate, not specifically about positioning items together.
Option 2 -> Adjacent means next to or neighboring, but describes position rather than the act of placing things together.
Option 3 -> Aligned means arranged in a line or proper relative position, capturing the deliberate placement aspect of juxtaposition.
Option 4 -> Distant means far apart, which is the opposite of placing things together.
Hence, Option 3: Aligned -> When you juxtapose items, you deliberately arrange them in relation to each other for comparison or contrast, which aligns with the concept of being aligned or properly positioned together -> correct
 
Refer to the attached official answer key by NTA