Three glowing bulbs of \( 100 \mathrm{~W} \) each are connected in series in an electric circuit...

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Three glowing bulbs of \( 100 \mathrm{~W} \) each are connected in series in an electric circuit. In another circuit another set of three bulbs of the same wattage are connected in parallel to the same source.
(i)
(ii)
Which of the following statement is true for the bulbs in two circuits?
a. Brightness of the bulbs in both circuits can not be compared.
b. Bulbs in series combination will glow more brightly.
c. Bulbs in both circuits glow with the same brightness.
d. Bulbs in parallel combination will glow more brightly.
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