Answer:
yes
Explanation:
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Answer:
The 4-2-1 problem surrounding the one-child policy means that only children will have to bear the responsibility of supporting both of their parents and, sometimes, all four of their grandparents in their old age, as they cannot rely on siblings to help them care for their aging family.
Explanation:
Lever<span>, simple machine consisting of a rigid bar that rotates about a fixed point, called a fulcrum. </span>Levers<span> affect the effort, or force, needed to </span>do<span> a certain amount of work, and are used to lift heavy objects.</span>