Acetoacetic ester behaves as

Identify the test from the following in which an aldehyde,when boiled with an ammoniacal silver nitrate solution,deposits silver.

The product of the following reaction is :

The major product in the following reaction sequence is

$A$ carbonyl compound $X$ $(C_8H_8O)$ gives a yellow precipitate with $NaOI$. The hemiacetal of $X$ with methanol/dry $HCl$ is:

The products $(A)$ and $(B)$ are formed by the following reaction sequence:
$1$. $\text{NH}_2\text{OH}$
$2$. $\text{H}^+, \Delta$
$3$. $\text{LiAlH}_4$
Identify the products $(A)$ and $(B)$.