00:02
Number 48, as used in line 55, obsolete most nearly means.
00:08
Now, if you know what obsolete means and you scan these answer choices, you will notice that only one of them is the best synonym for obsolete.
00:21
If you don't know what obsolete means or you're unsure, you can go back to line 55 and replace the word obsolete with each of the answer choices and see which one sounds best to you and seems to make sense.
00:35
So let's go back to line 80 to line 55 and first replace obsolete with displaced.
00:44
In 1979, the obsolete, sorry, in 1970, well, let's read it first with obsolete.
00:50
In 1979, the obsolete sky lab fell out of orbit.
00:55
In 1979, the displaced sky lab fell out of orbit, and much of it withstood the trip through the atmosphere crashing the australian out of orbit.
01:04
So displaced means pushed aside and it could be that the sky lab was pushed aside and fell out so let's put a possibility next a mark that said like a squiggly mark that says that's possible be redundant in 1975 the redundant sky lab fell out of orbit and much of it was stood the trip through the atmosphere so redundant means unneeded and sort of repeating itself.
01:38
And that doesn't make sense here.
01:40
So we're going to rule that out.
01:42
It's not redundant.
01:44
Excessive...