What tone is most appropriate for an article in a theoretical physics journal

Must read story will give if ! in “perseverance,” which theme is reflected in the lines, “life’s field will yield as we make it / a harvest of thorns or of flowers”? a: life is a field in which flowers and thorns will grow. b: accept what you are given, because you cannot change it. c: your life is the result of the work you put into it. d: working together people achieve their goals in life.

I. talking about widget corp. on the internet if you write on a website or blog that will mention widget corp, identify that you are an employee of widget corp. and that the views expressed on the blog or website are yours alone and do not represent the views of widget corp b. unless given permission by your manager and the director of marketing you can not speak to reporters on behalf of widget corp which features to organize ideas in this excerpt? check all that apply to lettered list subheadings bolded words to roman numeral to sidebar

Which sentence is punctuated correctly? the shoes normally cost 40 dollars, however; we got them on sale. the shoes normally cost 40 dollars however we got them on sale. the shoes normally cost 40 dollars, however, we got them on sale. the shoes normally cost 40 dollars; however, we got them on sale.