computer science

Consider the C program below. $($For space reasons, we are not checking error return codes, so assume that all functions return normally.$)$

Assume that function print$()$ prints and then immediatley flushes output like writing to stderr.Answer the following questions. Note that incorrect answers count against you, s don't guess. You won't be penalized for selecting a blank answer, but you won't get points either.a$)$ Can $6$ be printed before $5?$b$)$ Will $5$ always be printed after $4?$c$)$ Can $6$ be printed before $2?$d$)$ Will $5$ always be printed after $3?$e$)$ Can $5$ be printed before $2?$How can you compute the number of numericals in a string?