If E be a shifting operation applied to a function f, such that E(f) = f (x +β ), then

• A. E (αf +β g )=α E (f+gβ)
• B. E (αf +β g )=αβ E (f + g)
• C. E (αf+β g) =α  E(f) +β  E (g)
• D. E (αf +β g )=. ( α+ β )+ E (f + g)