[Solved] Determine whether the expression is a partial sum of a arithmetic or geometric sequence. Then find the sum. \(2.1 + 2.7 + 3.3 + \ldots + 13.5\) Sexual Services: Activities provided for a fee that involve sexual gratification or erotic satisfaction of a client. Ejaculate: The release of semen from the male reproductive system during orgasm. Cunnilingus: Oral stimulation of the female genitals. Sodomy: Term used in the law to define sexual behaviors other than penile-vaginal intercourse, such as anal sex and oral sex.