From Williamson's synthesis,the preparation of which of the following is possible?

The substances used for the preparation of ether by Williamson's synthesis are:

Write the reactions of Williamson synthesis of $2-$ethoxy$-3-$methylpentane starting from ethanol and $3-$methylpentan$-2-$ol.

Which among the following is the method for the preparation of ethers?

Give the names of the reagents and equations for the preparation of the following ethers by Williamson synthesis:
$(i)$ Methoxybenzene $(ii)$ Methoxyethane $(iii)$ Ethoxybenzene $(iv)$ Ethoxyethane

When a $1^o$ alkyl halide reacts with an alkoxide,what is the product obtained?