Identify the Following as Valid, Invalid, Strong, or Weak: "Either

Multiple Choice

Identify the following as valid, invalid, strong, or weak: "Either Williams will win the election or Jarboe will win it. If Williams wins the election, then recycling will become mandatory. If Jarboe wins the election, then universal garbage collection will become mandatory. So, either recycling or universal garbage collection will become mandatory."

A) valid
B) invalid
C) strong
D) weak