Ocean sediment cores provide a climate record for the past years.

Ocean sediment cores provide a climate record for the past 70 million years. Ocean sediment cores from the bottom of the ocean work as an event timeline. Every year the ocean sediment was piled above the sediment from the previous year. The deeper the ocean sediment, the older it was. 

answer; /// i believe the correct answer is (market share); good luck

according to the song of roland, the characteristics of an ideal knight are: loyalty to the king, skilled warriors and horseman, valiant, bold, courageous, strong and proud in battle. they should be determined to fulfil their duties and willing to die to make their people safe.