Please capitalize where necessary: display: duration, distance, speed, watts, rpm , calories, heart rate
A: Display: duration, distance, speed, watts, RPM , calories, heart rate

Please capitalize where necessary: if that capital is then invested wisely, it will be all about broadening the fuel portfolio of that energy economy (read: increasing our energy security and better protecting us against the volatility of fossil fuel markets).
A: If that capital is then invested wisely, it will be all about broadening the fuel portfolio of that energy economy (read: increasing our energy security and better protecting us against the volatility of fossil fuel markets).

Please capitalize where necessary: the government has established teachers colleges in the swedish and danish languages in several states and has provide large sums of money to promote these languages and encourage the scandinavian youth within the union to learn two languages — english and the language of their fathers.
A: The government has established teachers colleges in the Swedish and Danish languages in several states and has provide large sums of money to promote these languages and encourage the Scandinavian youth within the Union to learn two languages — English and the language of their fathers.

Please capitalize where necessary: take a dietary supplement with b vitamins – especially b5 and b6, folic acid (b9), vitamin c, vitamin e, magnesium, manganese, and selenium.
A:
Take a dietary supplement with B vitamins – especially B5 and B6, folic acid (B9), vitamin C, vitamin E, magnesium, manganese, and selenium.