Which two signs and two numbers should be interchanged to make the given equation correct?
`54 – 45 -: 9 + 7 xx 11 = 14 `

Options

A. 7 and 54, + and –
B. 9 and 11, – and `-:`
C. 54 and 45, + and `xx`
D. 45 and 11, `-:` and `xx`

Answer

C