If you want to choose an alpha among 0.01, 0.05, and 0.10 with a goal that minimizes type 1 error, which one to select?

a. We can increase the power of a test by increasing type 1 error.
b. power of a test = 1- type 2 error.
c. We can increase the power of a test by decreasing type 2 error.
d. We can increase the power of a test by increasing the size of random sample.