Choose the, word (a, b, c, or d) that best fits each of the blank spaces.

Chocolate is made from up to 12 different types of cocoa beans. (1)____, the beans are sorted by hand before being roasted. Each type of bean is roasted separately.

(2) _____, the shells of the beans are removed. (3)_______, the beans are mashed into a thick paste and sugar and vanilla are added. This paste is called the ‘chocolate liquor’. (4) ____ the chocolate  liquor is heated for up to 72 hours. Following this, the liquor is repeatedly heated and then cooled for several hours.

(5)______, the chocolate is allowed to cool and harden before being packaged.

(1)..................

• A. 
  Firstly
• B. 
  The first
• C. 
  First
• D. 
  A & C are correct