Which sentence uses a demonstrative adjective that points out something far?

a.
did you ski all the way down that mountain?

b.
why am i holding this coat in my hand?

c.
these blueberries in my cereal are tasty. which sentence uses a demonstrative adjective that points out something far?

a.
did you ski all the way down that mountain?

b.
why am i holding this coat in my hand?

c.
these blueberries in my cereal are tasty. which sentence uses a demonstrative adjective that points out something far?

a.
did you ski all the way down that mountain?

b.
why am i holding this coat in my hand?

c.
these blueberries in my cereal are tasty.