The end-cretaceous extinction ranked in magnitude in earth's history.

All of the following effects occurred as a result of roman expansion following the punic wars except it brought in great wealth from conquered territories it allowed many romans to buy large farming estates it provided slave labor for the large farming estates it caused the roman economy to decline due to the high cost of war

Which column and row references are updated when you copy the formula: =sum($b5: d$15)? a. column b and row 5 b. column d and row 5 c. column d and row 15 d. column b and row 15

Why were the numbering trials held from 1945 to 1946 ?