HELP PLEASEEE What is the main purpose of the paragraph beginning "However, the plesiosaur theory is not the only one"?
A. To discuss the kinds of creatures living in the loch
B. To dismiss other explanations in addition to the plesiosaur
C. To explain how the sonar survey was conducted by the BBC
D. To suggest there is more research to be done

i do believe its (d) it allowed the government to offer pioneers sixty acres of western land if they lived on it and made improvements to it.

explanation: signed into law in may 1862, the homestead act opened up settlement in the western united states, allowing any american, including freed slaves, to put in a claim for up to 160 free acres of federal land. by the end of the civil war, 15,000 homestead claims had been established, and more followed in the postwar years

russia because it is the biggest state

i need this answer                                                                 .