Study the given information carefully and answer the question that follows:

‘M + L’ means ‘L is son of M’

‘M × L’ means ‘L is father of M’

‘L % M’ means ‘L is son-in-law of M’

‘M – L’ means ‘L is wife of M’

‘L * M’ means ‘M is brother of L’

‘L # M’ means ‘M is the only sister of L’

Which two symbols will come in place of the question marks in the following equation to show that E is the wife of X?

X % P – C ? D ? E