5 english grammar question

The mountain lion lay motionless behind the rock, waiting silently for its prey.

A. Correct or Incorrect?

B. Rewrite the sentence with correction(s) — write NONE if the sentence is correct as is:

Aunt Rosa loved to play all my favorite games Uno, cat’s cradle, mancala, and even four square.

A. Correct or Incorrect?

B. Rewrite the sentence with correction(s) — write NONE if the sentence is correct as is:

With machetes, the explorers cut their way through the tall grasses to the edge of the canyon then they began to lay out the tapes for the survey.

A. Correct or Incorrect?

B. Rewrite the sentence with correction(s) — write NONE if the sentence is correct as is:

The owners of the online grocery store rented a warehouse in the Market district An area catering to small businesses.

A. Correct or Incorrect?

B. Rewrite the sentence with correction(s) — write NONE if the sentence is correct as is:

Digital technology has revolutionized information delivery, forever blurring the lines between information and entertainment.

A. Correct or Incorrect?

B. Rewrite the sentence with correction(s) — write NONE if the sentence is correct as is: