Multiple Choice
Which best describes the proper time interval between two events?
A) the longest interval measured by any inertial observer
B) the interval measured in the reference frame in which the two events occur a maximum distance from each other
C) the interval measured in a reference frame in which the two events are simultaneous
D) the interval measured in a reference frame in which the two events occur at the same place
E) None of these choices are correct
Correct Answer:

Verified
Correct Answer:
Verified
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