Say vI$($xp$($x$))=$T

$.$

Which of the following is always the case?

a$.$

vsI$($p$($x$))=$T

for some term value function sI

$.$

b$.$

vsI$($p$($x$))=$T

for all term value functions sI

$.$

c$.$

vsI$($p$($x$))=$F

for some term value function sI

$.$

d$.$

vsI$($p$($x$))=$F

for all term value functions sI

$.$