What art rock band was formed in 1966 by Peter Gabriel, Tony Banks, Mike Rutherford and Anthony Phillips?

Tiberius chose to commemorate in pictorial form the double suovetaurilia that both he and Augustus performed because

A) ?he wanted to distinguish carefully his own sacrifice from that of Augustus's. B) ?it was an occasion during which Augustus and Tiberius appeared in public as equals. C) ?it was the event during which Augustus adopted Tiberius and legitimized his succession. D) ?it was a way of depicting the apotheosis of Augustus performed at the beginning of Tiberius's rule.

Why did many Northern European artists turn to painting portraits and landscapes?