HELP ASAP PLEASE

Consider the BNF for a small language:

Begin End | ; = A | B | C + | |

1. Modify the BNF to describe the grammar for (Important: You must not exceed two abstractions in a single OR definition):

Begin A = (B + 2*C)/(5-D) End (50 points)

2. Write the derivation for the program above using the small language (50 points)