B. $80
$5.29 is about $5
16.3 yards is about 16
16 times 5 is 80
The answer is (C). By referring to the plural word "plans" with a plural pronoun ("them"), it avoids the error of the original.
The reason was given for Wrong Answer A: Choice (A) contains an agreement mistake. It is incorrect to use the singular pronoun "it" to refer to the plural noun "plans."
The reason given for Wrong Answer B: In option (B), the alteration is done incorrectly. Hasty should be changed to "hastily" to modify the verb "manufactured."
Justification for Wrong Answer D: Improper alteration is involved in Option (D). Hasty should be changed to "hastily" to modify the verb "manufactured."
Justification for Wrong Answer E: Choice (E) has an agreement mistake. It is incorrect to use the singular pronoun "it" to refer to the plural noun "plans."
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Answer: 2
Step-by-step explanation:

First we would solve both x’s
3x^2 - 5x
But 3 has the thingy thing (forgot the name haha)
Which means you have to multiply it by itself that many times which would be
3x3=9
So now it would be
9x- 5x = 4x
Which leaves 7 and 4x
Now you may subtract those two
7-4x= 3x
Answer: The first one. 2 to the 20th power over 3 to the 8th power
Step-by-step explanation: