I believe C is true but i do not know that for a fact :)
Answer:
I have locked the door now
Mary is opening the window
Fred and Ben are eating sandwich
You are laughing at me
Mr Smith is wearing a blue shirt
Ben have payed $20 for the lunch
Answer:
In a contest I signed up for I had to created rubber band jewelry. So I had to save my allowance and go to the store and buy some really bright neon rubber bands. I got home and started making double wrap bracelets. On my 5th bracelet I goofed on the pattern and decided to retrace my steps to make it right.
Explanation: I hope this helps you with your sequence of events essay!