What is an appropriate null hypothesis (H₀) and alternate hypothesis (H_A) (also called H1) for the following question

"A politician is testing if they will get less than 50% of the vote. In a sample of 1000 people there are 400 people that support the politician "

1. H₀: p=0.5 H_a: p <0.5
2. H₀: =0.5 H_a: <0.5
3. H₀: =0.5 H_a: <0.5
4. H₀: =0.5 H_a: <0.5

Step by step explanation.