Answer:
A:The police no longer suspect Mary of murdering her husband.
Explanation:
B. A possessive noun should have its instead of it's (which is a contraction for it is).
For A. Diana is a singular noun and the apostrophe should come after the r instead of after the s.
For C. The duck would've dunked ITS instead of IT'S beak since it is possessive.
For D. You do not need to put an apostrophe since theirs is already a possessive noun.
Answer: downfall,death,doom,failure
Explanation: demise means a negative outcome often failure
Answer: C, descriptive writing
Explanation:
Describing the importance of engaging in that act so as to have healthy bones.