The correct option is B If both the assertion and reason are true but the reason is not a correct explanation of the assertion
The palmate compound leaf is one in which the petiole bears leaflets at the tip like the fingers of the palm. Citrus is actually a palmate compound leaf where the two lateral leaflets have been suppressed and only the central leaflet is functional. Such a palmate compound leaf, with one functional leaflet is called unifoliate compound leaf.