White space can add to or detract from the balance, unity, harmony, rhythm and overall success of a design. White space can give emphasis, contrast, and movement

TOPIC:- PASSIVE VOICE
QUESTION:- He was painting a portrait.
ANSWER:- A portrait was being painted by him
RULES FOR FORMATION:-
1. Change the object into subject.
2. use 3rd form of verb .
3. use by and then use subect as object.
HOPE IT HELPES YOU.
It is difficult in photographs because it is harder to read, negative space is space that is not good or blank