As a partner in an LLC$,$ Max is exploring tax$-$saving strategies and learns about the $20\%$ deduction on Qualified Business Income $($QBI$)$ under the Tax Cuts and Jobs Act. What should Max consider in order to maximize this deduction for his pass$-$through business before its expiration in $2025?$

a$)$ Assume all pass$-$through businesses automatically qualify for the full $20\%$ deduction without any restrictions or eligibility criteria $.$

b$)$ Investigate if his LLC and specific business activities qualify for the deduction, understanding that eligibility and the deduction amount can be influenced by factors like income level and industry.

c$)$ Focus solely on the expiration date, disregarding the deduction$$s eligibility criteria and potential limitations based on his income and business type $.$

d$)$ Rely on the deduction to eliminate any need for additional tax planning or savings strategies, given its temporary nature $.$