400
Your cousin claimed to be late because the doors of his house were frozen shut. Even though I have my doubts, his explanation is plausible. It got really cold last night. I'll just have to take his word for it.
If a statement is plausible, __________.
a. you must always believe it
b. you should never believe it
c. it's hard to understand because it makes no sense
d. it's believable enough to possibly be true
What is d. it's believable enough to possibly be true?