In Twelve Years a Slave, Platt uses concrete details to describe his invention to float lumber more efficiently down the river with which of the following statements?
O "I labored hard, being extremely anxious to succeed.
"I took charge of the forward three, and commenced poling down the creek.
O "I made up a narrow raft, consisting of twelve cribs
O "I ascertained the distance from the mills to the point on the latter bayou.