[Solved] Use the following two columns of items to answer the matching questions below: -timelines A)a factor multiplied by a periodic savings level (annuity) to get the present value of the annuity B)a series of equal payments that occur at the beginning of each period C)diagrams that show payments over time Erotic Plasticity: Erotic plasticity refers to the degree to which an individual's sex drive can be changed by societal, situational, and cultural influences. Sexually Transmitted Infection: A sexually transmitted infection (STI) is an infection that is primarily spread through sexual contact. Nocturnal Emission: An involuntary ejaculation of semen that occurs during sleep, also known as a wet dream. Erectile Disorder: A form of sexual dysfunction where there's a lack of ability to achieve or preserve an erection of the penis throughout sexual activities.