The DSM-5 states criteria for the diagnosis of premature ejaculation by specifying that a man must ejaculate within of beginning sexual activity and before the man wishes it on of occasions over a period of at least .

1 minute

75-100%

6 months

Explanation:

Premature ejaculation is the release of semen from the male reproductive organ at the very early stage of sexual activity usually between 30 seconds to  one minute. Studies have shown that, it is rampant among first timers (those experiencing sexual activity for the first time) , in some which may persist for a while or over an extended period of time. However , a lot of remedies has been put in place to combat premature ejaculation such as ;usage  of aphrodisiacs, or drugs from pharmaceutical stores.

Premature ejaculation which is the inability to full control over reflexes coordinating ejaculatory roles are sometimes caused by hormonal imbalance or psychological factors such as stress, over anxiety etc.

the answer is c.) there is a warm front in region a and a stationary front in region b.