Option movement

Hey option experts,

How come Nifty 9700 PE moved much more that 9700 CE on Friday?

There are lots of things that affect options prices, for instance if 9700PE gained drastically while Nifty was falling it will be due to increase in volatility as when markets fall volatility usually increases, while if 9700CE didn’t gain enough will be due to volatility as well, as when markets are rising volatility usually decreases. Plus there are other factors such as Delta, Theta.