Answer:
C. 12m
Explanation:

from the graph v = 4m/s and t = 3 s
d = vt = 4 × 3 = 12 m
All are true except the first two.
When two magnets are brought together, the opposite poles will attract one another, but the like poles will repel one another. This is similar to electric charges. Like charges repel, and unlike charges attract.
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If a coastline has a very unusual shape it's normally caused by either a flood or dam.
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