Answer: C) a general rule most people follow
The english phrase "rule of thumb" referes to an approximate method for doing something, based on practical experience rather than theory. An example of a rule of thumb would be: changing the oil of a car every certain number of milles traveled. "<em>To start with, change the oil every 5000 or 6000 miles". </em>In the example you can notice that is not strictly accurate or reliable for every situation.
Answer:
<h2>8h 35min</h2>
Step-by-step explanation:

The answer to the question is B
Answer:
20 but I am not sure.....