A clause<span> that does not stand alone as a sentence but depends on </span>another clause<span> to complete its meaning: “When I get my braces off, I will be very happy.” </span>Dependent clauses<span> are also known as </span>subordinate clauses<span>. So, therefore it is true.</span>
Automatic doors was predicted by science-fiction writers.
Answer:B most of the theories he describes are based on characteristics of Mars’s surface.
Explanation: