You are given a math word problem and you are supposed to make use of mathematical concepts like probability, combinatorics, linear equations, sequences/series, or simple operators like addition, subtraction, division, or multiplication to answer the given question. Choose the best option from the 5 given options and report that option.

Q: Question: 0.002 x 0.008 = ?

 Option A: 1.6e-05

 Option B: 0.001

 Option C: 0.01

 Option D: 0.1

 Option E: NONE OF THESE

A: Option A
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Q: Question: Running at the same constant rate, 8 identical machines can produce a total of 240 pens per minute. At this rate, how many pens could 5 such machines produce in 5 minutes?

 Option A:  114

 Option B:  108

 Option C:  192

 Option D:  750

 Option E:  777

A: Option D
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Q: Question: total dinning bill of 9 people was $139 and 10% tip divided the bill evenly ?what is the bill amount each person shared .

 Option A: 21.84

 Option B: 12.84

 Option C: 16.98

 Option D: 24.84

 Option E: 15.84

A:
Option C
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