Which man was not involved in early efforts to build and improve planes

Explanation:

Not enough information

answer; first blank(1); 30% two(2); salmonella; i believe this is correct; //good luck;

the declaration states, “we hold these truths to be self-evident, that all men are created equal, that they are endowed by their creator with certain unalienable rights, that among these are life, liberty, and the pursuit of happiness….”