Answer - A) Commerical licenses
<u><em>Please mark brainliest if this helps..</em></u>
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<u><em>The theory of special relativity explains how space and time are linked to objects that move at a constant speed in a straight line.
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<u><em>The correct answers are</em></u>: <u>1, 2, 4 and 5</u>.
"<u><em>Einstein concluded that simultaneity is relative</em></u>; (4) <u>events that are simultaneous for one observer may not be for another</u>." (1) "This led to the counter intuitive idea that <u>time flows differently according to the state of movement, and the conclusion that distance is also relative</u>."
Another strange conclusion of Einstein's work comes from <u>the understanding that time moves in relation to the observer</u> (2, 5).