What is written to the SAS log?

The following SAS program is submitted:

%let a=cat;

%macro animal(a=frog);

%let a=bird;

%mend;

%animal(a=pig)

%put a is &a;

What is written to the SAS log?
A . a is pig
B . a set cat
C . a is frog
D . a is bird

View Answer

Answer: B