Which bodies are composed primarily of rock and metal? a) comets and stars b) stars and meteors c) comets and asteroids d) asteroids and meteors

Which statement about portugal is not true? a. it granted independence to its last colony in 1975 b. it has avoided conflict with spain c. it was a leader in european world exploration in the 1400s d. its economy is changing from agricultural to industrial b. it has avoided conflict with spain