Final answer:
The artist famous for his iconic "LOVE" print and sculpture who passed away in 2018 at age 89 was Nathan Oliveira.
Step-by-step explanation:
The artist famous for his iconic "LOVE" print and sculpture who passed away in 2018 at age 89 was Nathan Oliveira. Oliveira was an American artist, printmaker, and sculptor who was one of the most prominent members of the Bay Area Figurative artists. His style of painting, influenced by the Expressionist movement, often featured isolated figures in an improvisational style.