Question

Whenever any item is enclosed in the _____ bracket,it means it is optional
Options
1) { }
2)[ ]
3) ( )
​

Answer 1

Answer:

option no 3) is r8

Mark me brainliest

Answer 2

Answer:

2) ()

Explanation:

because of boyon force. and the gravitational force of the earth, friction between 2 points so according to me using Therom 200 I come into a conclusion that option "2" is correct answer.