Read the following sentence and identify the type of grammar or usage error it contains.

The differences in the two committees had finally reached an insurmountable level; each wanted to delve in the problem more deeply, but neither wanted to cooperate among the other.

Read sentence and find error it contains.

Read passage and identify the style error it contains.

Read sentence and option that shows the part of the sentence that should be edited to eliminate redundancy.

Which one does NOT require correction of error in subject-verb agreement?

Read passage and select best option for an editor to take.

Read passage and find the punctuation error it contains.

Which sentence does NOT require correction of errors in word choice, word usage or spelling?

Choose adjectives that best completes the following sentence.

Read sentence and find option for an editor to take.

Which sentences does NOT require correcting grammar or usage errors?