Question

Write a short note on the phone.​

Answer 1

Phone is the method of communication between two persons . phone is helpful at playing songs , video , taking selfies etc . we can write messages with phone . we can play games on phone .

we can use it for our education. it is helping us for attending online class . the phone is very important for us .

Answer 2

A call can refer to a call auction or a call option. A call auction is a trading method used in illiquid markets to determine security prices. A call option is a right, but not obligation, for a buyer to purchase an underlying instrument at a given strike price within a given timeframe.