Select the number from among the given options that can replace the question mark (?) in the following series.
45, 46, 50, 59, 75, ?
$$45+1^2=45+1=46$$
$$46+2^2=46+4=50$$
$$50+3^2=50+9=59$$
$$59+4^2=59+16=75$$
$$75+5^2=75+25=100$$
Hence 100 will come in place of the question mark.
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