Pearl inherited a collection of pottery that contained 43 pieces, and she had added 6 pieces of pottery to her collection each month since then. In the equation below, x represents the time since pearl inherited the collection, and y represents the number of pieces now in her collection.

y= 6x + 43

If she has been adding pottery pieces to her collection for 10 months, how many pieces are now in her collection?

A. 59

B. 103

C. 436

D. 49