7.2 x 19.5 = 140.4
Answer: 140 meters squared
Hope my answer helps :)
The best option is D studied.
This word denotes a measured, even-handed approach to the issue. So, it should be :Current immigration policy must be studied before new proposals can be made.
The last sentence is correct, because the other ones either had periods in the middle or too many commas in them.
