Please answer the question below

Question 1 The difference quotient of the function f(x) = Vx+3 in the simplest form is ( a) Vx+3 ( Vxth+3+\\x+3 ) O b ) Vx+ 3 O c) Vxth+3 ( Vxth+3+ Vx+3 ) O d) ( Vxth+3+ 1x+3 ) Oe) none of the above