Which code segment is true for the following condition?

Condition $1$: $x20$ Condition $2$: $10x<mn\; id="EditorElement\_5915001">2</mn><mn\; id="EditorElement\_5915002">0</mn>$ Condition $3$: $x<mn\; id="EditorElement\_5914965">1</mn><mn\; id="EditorElement\_5914966">0</mn>$

a$.$ if $x20$ : $.....$

elif $x10$:dots

else: $......$

b$.$ if $x20$ :$.....$

if $x10$ :$....$

else:

c$.$ if $x20$dotsdots

elif $x20$ and $x10$ :$....$

else: $......$

d$.$ if $x20$ :$.....$

elif $x20$ and $x10$ :$....$

else: