Help! I've been having a hard time with problem below (specified with arrows). Please assist.

A survey of 2301 adults in a certain large country aged 18 and older conducted by a reputable polling organization found that 423 have donated blood in the past two years. Complete parts (a) through (c) below. (a) Obtain a point estimate for the population proportion of adults in the country aged 18 and older who have donated blood in the past two years. p= .184 (Round to three decimal places as needed.) (b) Verify that the requirements for constructing a confidence interval about p are satisfied. The sample a simple random sample, the value of np (1 -p) is 345.481 , which is greater than or equal to 10, and the sample size less than or equal to 5% of the population size. (Round to three decimal places as needed.) is stated to not be is stated to not be can be assumed to be can be assumed to be is stated to be is stated to be cannot be assumed to be cannot be assumed to be