Answer:
a routine is doing the same thing every day or evetime you do a specific activity so your answer would be C having a set location to study
<span>combine sentences 2, 3, and 4 to create a series</span>
I do believe that the answer is 3,500.Hope it helped!
Siliceous ooze is a siliceous pelagic sediment that covers large areas of the deep ocean floor. Siliceous oozes consist predominantly of the remains of microscopic sea creatures, mostly those of diatoms and radiolarians. Sometimes siliceous oozes also contain silicoflagellates and the spicules of sponges.