ANS:C - 9

The figure may be labelled as shown. The squares composed of two components each are ABKJ, BCLK, CDEL, LEFG, KLGH and JKHI i.e.6 in number. There is only one square i.e. CEGK composed of four components. The squares composed of eight components each are ACGI and BDFH i.e. 2 in number. There are 6 + 1 + 2 = 9 squares in the figure.