A pentasaccharide that contains four units of galactose and one unit of sucrose, occurs mostly in leguminous plants, which among the following is the example of pentasaccharide sugar:

Correct option is B

Verbascose is a pentasaccharide containing four galactose units and one sucrose unit. It is commonly found in leguminous plants and is part of the raffinose family of oligosaccharides.