John Nash is mentally incompetent, but no court order has indicated that fact, and no court has appointed a guardian on his behalf. Any contract John Nash enters into is O a. void if John Nash lacks the capacity to comprehend the consequences. O b. voidable if the other party does not realize that John Nash is incompetent. O c. unavoidable. O d. voidable if John Nash has a lucid interval at the time of contracting