Read the following paragraph and select the correct answer. writing is difficult because so many skills are involved. we must spell and form words correctly, and we must arrange sentences clearly. we must construct paragraphs logically, and we must pull paragraphs together so that they work to form a unified piece of writing. all these skills require frequent review, careful examination, and practice. identify the topic sentence of this paragraph.

Hello!

Topic sentences express the main idea of paragraphs, states the main point the writer wishes to make, and is usually the first sentence in a paragraph.

The sentence in this paragraph which meets all of the above criteria: Writing is difficult because so many skills are involved.

This sentence states the main idea, lets us know what the author is trying to say, and is the first sentence of the paragraph--all the things we expect topic sentences to do.

I hope this helps you!

Ithink a is the answer

The answer is d njhhkkhffh