We watched the map ___________ to think up a practical way of getting ___________ to the island.

1. A.
   closely; closely
2. B.
   close; close
3. C.
   closely; close
4. D.
   close; closely

We watched the map ___________ to think up a practical way of getting ___________ to the island.

A. closely; closely                   B. close; close      

C. closely; close                       D. close; closely