Table: election_results_1930_4
Columns: district
incumbent
party
first_elected
result
candidates

Question: What was the result of the election in the Arkansas 2 district? 
SQL: SELECT "result" FROM election_results_1930_4 WHERE "district" = 'Arkansas 2'

Question: What was the result of the election in the Arkansas 4 district? 
SQL: SELECT "result" FROM election_results_1930_4 WHERE "district" = 'Arkansas 4'

Question: How many candidates ran in the election in the Arkansas 4 district? 
SQL: SELECT COUNT("candidates") FROM election_results_1930_4 WHERE "district" = 'Arkansas 4'