Please help me this is my final exam

Which transitions best clarify the sequence of events in this narrative

When I climbed up to read my new book, I discovered that my little brother had taken over the tree house with his train set. ________, I headed for the window seat in the breakfast nook of the kitchen. As I came through the back door, I noticed my mom enjoying a cup of coffee in my reading spot. "Hi, Mom," I said as I walked past her and out to the front porch. There sat my little sister and all her dolls having a tea party on the front steps. ________, I went up the stairs to my bedroom. The closer I got to my room, the louder the banging rang out. I opened the door and discovered my dad repairing my window. "Sorry, honey. I'll be done in an hour or so." He smiled and went back to hammering.

A. Moving on; Next

B. Immediately; First

C. Until now; As a result

D. Meanwhile; Lastly