Answer the following question by reasoning step-by-step. Did the phone Alexander Graham Bell use have call waiting?

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Call waiting was invented in the 1970's to allow phone users to suspend one call to accept another. Alexander Graham Bell's phone was used in 1876. Therefore, the final answer is no.