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单选题Proper lifting technique for heavy items is:（）A to use gloves to pick up the item.B to squat and lift from the legs.C to have two people bend down and pick the item up.D to bend down and lift the item up.
题目
单选题
Proper lifting technique for heavy items is:（）
A
to use gloves to pick up the item.
B
to squat and lift from the legs.
C
to have two people bend down and pick the item up.
D
to bend down and lift the item up.
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