Riddle: On a bus there is a 23 year-old pregnant lady, a 52 year old bus driver, a 45 year old grandmother, and a 32 year old man, who is the youngest?

What are the 6 principles of design

What purpose do the elements of art serve for artists and those who view artworks?

Need some ! asap i need to figure out 3 major changes in bridges over time and why these changes to adapt to both improvements in technology and changing social links would also alot.