Should smoking e-cigarettes be allowed on the gautrain ​

Asign featuring a red circle and red line crossing over an image

What are the four components of a vehicles control system?

3. meena and ala are two friends. meena has a habit of using new pens almostevery day, whereas ala believes in getting a refill for her pen instead of buyinga new pen even though her friends make fun of her.a) which out of two practices would you follow and why? b) which value is ala depicting?