How do orgasmic disorders usually manifest in men and women?

How do orgasmic disorders usually manifest in men and women?
 
  a. Men typically have problems with premature orgasms; women typically have problems with delayed orgasms.
  b. Women typically have problems with premature orgasms; men typically have problems with delayed orgasms.
  c. Although it is typical for men to have problems with either premature orgasm or delayed orgasm; women most often have problems with delayed orgasm.
  d. Although it is typical for women to have problems with either premature orgasm or delayed orgasm; men most often have problems with premature orgasm.