I believe it's the steam engine unsure with out answer choices <span />
The correct answer is letter D. Social Security is applied to all wages up to $106,800. Medicare, on the other hand, is applied to all wages without limit. That is the relationship between Social Security and Medicare.
The correct answer is:
Free enterprise policy
A Free enterprise economy, also called "The Free Market" is defined as all voluntary business activities in a given economic area. It also refers to a legal system whereby commercial activities are primarily regulated through private measures rather than through political means.
Composite volcanoes are tall, steep cones that produce explosive eruptions. Shield volcanoes form very large, gently sloped mounds from effusive eruptions. Cinder cones are the smallest volcanoes and result from accumulation of many small fragments of ejected material.
Answer:
D
Explanation:
this question makes more sense
