Consider the propositional functions P(x):x is a lion Q(x):x is fierce R(x):x drinks coffee The universe of discourse for x is the set of creatures in the world. Express the following statements using quantifiers, logical connectives, and the above propositional functions. a. For every creature, if the creature is a lion then the creature is fierce. b. There is a creature which is a fierce lion. c. There exists a creature who is a lion and does not drink coffee