For this case we have the following statement: 
 Before she was executive and from tomorrow _______ the circulation manager. 
 We must find the correct verb conjugated in future tense to fill in the blank space of the sentence. 
 The correct verb is: 
 She will be 
 We have then: 
 Before she was an executive and from tomorrow she will be the circulation manager. 
 The translation of the sentence in Spanish is: 
 Antes era ejecutiva y a partir de mañana será la gerente de circulación. 
 Answer:
 B. será