What are transistors used for in a mobile phone? They store an electric charge. They store data. They amplify the phone’s incoming signal. They maintain proper voltage.

There are 2 types of Transistors:

But there are billions of transistors used in mobiles for their different functions such as voice signal processing or camera image processing

I hope you get the answer :)

correct it is c.) b b

there is no correct list among the choices you've provided.

the list might look something like this:

-- baby human

-- piccolo

-- flute

-- soprano singer

-- trumpet

-- tenor singer

-- trombone

-- baritone singer

-- baritone horn

-- bass singer

-- tuba

since i had to make up the list myself, i made it easy on myself, and i didn't try to shuffle the string instruments and woodwinds into it too.