In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.

In weddings in this religion, the bride and groom consult a clearness committee and exchange declarations. Children in this religion are taught to live by the acronym SPICES. Isaac Crewdson's writings caused the Beaconite split in this religion, which in its early existence was led by a group called the "Valiant Sixty". Yearly gatherings in East Africa led to Kenya becoming home to the largest population of this religion's members. The Richmond Declaration is an important text in this sect, which saw an early split between the Wilburites and Gurneyites. Central tenets of this non-Mormon sect include continuous revelation and the "priesthood of all believers". Its members, who participate in either "programmed" or "unprogrammed" worship and use "plain speech", believe they reflect the "inner light" of God. For 10 points, name this Christian denomination founded by George Fox, whose members tremble before God.
Social Science

Descartes' First Meditation claims that the obsession over this material is related to a "cerebellaso clouded with black bile. " This substance was at the center of a mania first described in a case study of a man from Saint Germaine who was compelled to defecate standing up, and constantly wore a small pillow on his rear end, who was only cured when his doctor gave him a "severe thrashing. " This material was the namesake of that manic obsession, whose most famous sufferer's condition was documented by the future Pope Pius II and included a fear of being touched and the wearing of protective clothing. Many sufferers of the obsession over this material thought that they were a "urinal. " For 10 points, name this material at the center of a sixteenth-century "delusion" that the French King Charles VI suffered from, in which people thought that they were susceptible to shattering because they were made of it.
Social Science

Delta Scuti is sometimes called a "dwarf" type of them. Photon pressure causes them to rapidly expand in size; however, when the star has expanded, the pressure gradient is then too weak to counteract gravity, leading to contraction. Their classical or Type I variety is the generally thought to be the most useful after Henrietta Leavitt discovered their period-luminosity relationship. FTP, name these stars used as a standard candle in making astronomical distance measurements, one of the major classes of variable stars.

Science