Which of the following statements are true about the joining $($merging$)$ of two data frames A and $B?$

left join of A with $B$ guarantees that all the records in A will appear in the result

left join of A with B guarantees that all the records in $B$ will appear in the result right join of A with $B$ guarantees that all the records in A will appear in the result right join of A with $B$ guarantees that all the records in B will appear in the result