Considering the schema below, provide the Relational Algebra

for each of the following queries:

Branch: $($branchName$,$ branchCity, assets$)$

Customer: $($ID$,$ customerName, customerStreet, customerCity$)$

Loan: $($loanNumber$,$ branchName, amount$)$

Borrower: $($ID$,$ loanNumber$)$

Account: $($accountNumber$,$ branchName, balance, type, yearOpened$)$

Depositor: $($ID$,$ accountNumber$)$

A$.$ Find the name of each customer whose loan amount is more than $$10,000,000(10$M$).$

B$.$ Find the ID of the holder of the account with the number $100123.$

C$.$ Find the accountNumber$($s$)$ with the highest balance.

D$.$ Find names of customer$($s$)$ who have all types of accounts open $($checking account, savings account, certificate of deposit and money market account$).$

E$.$ Find all accounts opened in the years $2021$ and $2022.$