July 21, 2017 Norton sends the following email to Ralph: "Am interested in purchasing your rental house on Pine Lane. Let me know what price and terms would be acceptable to you."The next day Ralph emailed Norton at 10:22 am: "I would be willing to sell for a cash offer of $200,000 with no contingencies." At 11:00 am that same day, Norton emailed Ralph: "Accept your offer." Ralph was not in the office and was not able to view his email. At 11:30 Norton called Ralph on his iPhone and "I am not able to purchase the Pine Lane house for that amount." By noon Ralph is back in his office and opens the 11:00 email. Ralph sues Norton maintaining that a contract of sale was formed at 11:00. Ralph is:

a.correct because acceptance if effective when sent.

b.correct because the 11:00 email would have been received before the 11:30 phone call.

c.incorrect because the 10:22 email was not an offer.

d.incorrect because Ralph never opened the 11:00 email.

e. none of the above.