How long does it take the moon to go from full moon phase to new moon phase?
a. four weeks
b. two weeks
c. one week
d. three weeks

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