The sentence that is punctuated correctly is:
Don wore braces on both of his legs; still, he was an avid runner.
This is the correct option because the semicolon is a punctuation mark that is used to separate two major sentence elements, just like the ones presented here. Moreover, there is a comma after still, because it is an introductory phrase and the author wants to emphasize its sense of contrast.
B ; He does not know she is a Montague.
C ; He does not know she is a Capulet.
D ; He does not know she is angry with him.
A cat meows at the birds in the tree.
B.
The puppy jump on all of the furniture.
C.
My gerbil run in circles around the cage.
A problem-solution text structure is a text that presents: D. a problem that needs to be solved and its solution.
A problem-solution text structure can be described as a form of writing whereby a written text is structured in a way that portrays a problem and also highlights how such problem is solved.
Generally, in a problem-solution text structure, details of the problem is given, followed by details of the solution.
Therefore, a problem-solution text structure is a text that presents: D. a problem that needs to be solved and its solution.
Learn more problem-solution text structure about on:
A problem-solution text structure is a text that presents D. a problem that needs to be solved and its solutions.
A problem-solution text consists of an introductory paragraph in which a problem is stated. Then, two or more paragraphs in which the author presents the possible solutions to the problem and its consequences or results. Finally, the conclusion paragraph in which the author’s opinion about the issue and its solutions are summarized.