What's the focus of l u l a c organizations effort to advance the civil rights of mexican-americans during the 20th century

Struggles for immigrant workers
Voting rights and poll taxes
Education housing and healthcare
Care for veterans

The focus of LULAC's efforts during the 20th century was primarily on promoting education, housing, and healthcare for Mexican-Americans, as well as advocating for voting rights and fighting against poll taxes that disenfranchised minority communities. Additionally, LULAC also worked to address issues faced by immigrant workers and provide care and support for Mexican-American veterans. These efforts were all aimed at advancing the civil rights and improving the quality of life for Mexican-Americans in the United States.