Which of the following is the most well-written true-false item? ...

[plus1]

Which of the following is the most well-written true-false item?
 
  A. A barometer may be useful in predicting weather.
  B. All barometers give precise measures of air pressure.
  C. A rising barometer forecasts fair weather.
  D. The barometer is the most useful weather instrument.

Question 2

All whales are mammals because they are large. Asking students to mark the previous statement true or false would be considered poor testing practice because
 
  A. it cannot be classified as true or false.
  B. misinformation could lead to the correct answer.
  C. the statement is too vague.
  D. the word all provides a clue to the answer.

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Answer to Question 1

C

Answer to Question 2

B

[plus1]

Wow, this really help

[upturnedfurball]

Thanks for the timely response, appreciate it