In the following question, two statements are given with some words in bold. Which of the following pairs of bold words must be interchanged to make both the sentences grammatically correct.

 

a. In what can (A)potentially hurt the fiscal math for the ongoing fiscal, a senior government (B)official said strategic (C)decline in Air India, BPCL and Container Corporation are "unlikely" to be (D)completed in FY20.

b. Coal mining has seen a sharp (E)divestment over the last few months (F)owing to several reasons, (G)ranging from flooding of mines to labour (H)unrest.