In which case might an SEM marketer bid on a low$-$intent keyword?

a$.$ The marketer has one paid search campaign targeting multiple

unique audience segments.

b$.$ The marketer wants to build trust to encourage a later purchase.

c$.$ The marketer has one paid search campaign promoting a diverse

collection of products$/$services$.$

d$.$ The marketer has a limited budget and cannot afford to bid on high$-$

intent keywords.