Which of the Following Is True Regarding the Appropriate Number

Which of the following is true regarding the appropriate number of rows and words in bullet-point slides? Select all that apply.

A) Put a maximum of nine words in a line, with no more than nine lines on a slide and no more than nine text-heavy slides in a row.
B) Put a maximum of five words in a line, with no more than five lines on a slide and no more than five text-heavy slides in a row.
C) Put a maximum of 12 words in a line, with no more than 8 lines of text on a slide and fewer words in lines that have longer words.
D) Put a maximum of six words in a line, with no more than six lines of text on a slide and fewer words in lines that have longer words.