Aterm coined by the philosopher paul grice to characterize the basic expectation that participants in informational exchanges will co-operate with one another by contributing appropriately and in a timely manner to the conversation.
a) true
b) false

True

Explanation:

The term used here is manner, otherwise called maxim of manner. Which emphasizes that one should be:

The above mentioned, ensures that one's contribution will be appropriate and timely, as regards a conversation at hand.

the president was the speaker and it was a great part of history.

explanation:

video of the national aeronautic space administration's (nasa) coverage of president john f. kennedy’s address at rice university, houston, texas, concerning the nation's efforts in space exploration. in his speech the president discusses the necessity for the united states to become an international leader in space exploration and famously states, "we choose to go to the moon in this decade and do the other things, not because they are easy, but because they are hard."

could you put the choices and excert up hun