I need help on this art question

used frequently by photographers – states that if you divide any composition into thirds, vertically and horizontally, then place the key elements of your image either along these lines or at the junctions of them, you'll achieve a more pleasing arrangement and more interesting and dynamic

In mathematics, two quantities are in the golden ratio if their ratio is the same as the ratio of their sum to the larger of the two quantities. The figure on the right illustrates the geometric relationship.

Explanation:

the answer is d . a measurement   how can artists measure the width of the human face to use drawing for correct proportions

answer; ///the above statement is (true); //