Which one of the following is a way to improve the P$/$Q rating of a company's action$-$capture cameras?

Increasing the warranty period from $90$ days to $120$ days

Increasing the number of photo modes for videos and still photos from $4$ to $7$

Further reducing the size and weight of the company's camera models

Improving the caliber of the built$-$in GPS$/$Wi$-$Fi$/$Bluetooth components

Spending additional money to improve the camera mounting device