Are you guys able to solve it?

Which of these is a consistent periodic pulse separated into equivalent intervals of time?

Which part of a page layout holds text or images or a combination of the two? a. foreground b. panel c. gutter d. white space

Acurator decides to display an eighteenth-century painting in a windowless room with controlled temperature and humidity. pick the answer that best describes the reasons for her choice: (1 point) 1)the curator wants to make sure that the temperature and humidity are comfortable for visitors. 2)keeping the temperature and humidity at a set level will save money. 3)the ultraviolet rays will damage the painting by fading and flaking the paint. 4)ultraviolet rays will fade the paint pigment and high temperature and humidity will damage the paint.