$\vec{v}$ is the opposite vector of $\vec{u}$ if Which of the following is correct?

1. $|\vec{v}|=|\vec{u}|$
2. Their supports are same or parallel
3. Direction of $\vec{v}$ is same as that of $\vec{u}$

• ai and ii
• bi and iii
• cii and iii
• di, ii and iii