Determine Juan’s 2023 filing status in each of the following independent cases:

a. Juan and his spouse were divorced on November 18. Juan has not remarried and has no dependent children. 

b. Juan and his first spouse were divorced on April 2. Juan remarried on December 15. Juan has no dependent children. 

c. Juan’s spouse died on July 23. Juan has not remarried and has no dependent children. 

d. Juan’s spouse died on October 1, 2021. Juan has not remarried and maintains a home for one dependent child. 

e. Juan’s spouse died on May 30, 2022. Juan has not remarried and has no dependent children. 

f. Juan and his spouse were divorced on May 30, 2020. Juan has not remarried and maintains a home for two dependent children