THIS THREE PROGRAM ALMOST IS COMPILED ALMOST AT SAME TIME

THERE ARE MANY POSSIBILITY RESULT

PLEASE EXPLAIN

C FIRST IS SET TO 1000

process 1

COPY AX,C

ADD AX,100

COPY C,AC

PROCESS 2

COPY AX,C

ADD AX,200

COPY C,AX

PROCESS 3

COPY AX,C

ADD AX ,400

COPY C, AX