What is the policy of nepal regarding the religions followed here​

Since both Hinduism, as well as Buddhism, are Dharmic religions, they usually accept each other's practices and many people practice a combination of both. In 2015, a new constitution was adopted and granted equal rights to all religions in Nepal. However, influencing others to change their religion is prohibited.

d. the polar jet stream   lies between the polar easterlies and trade winds should be your answer

d. i assume the underlined word is "role." reformat if it isn't.

explanation:

role is closest to part because when replacing words, "playing a vital decision," "playing a vital activity," and "playing a vital dollar" don't make logical sense. the only meaningful choice is "playing a vital part."

this fits one of merriam-webster's definitions of role: "a function or part performed especially in a particular operation or process."