H sends a messenger with a letter to W, offering her marriage. W receives the messenger and reads the letter in the presence of two witnesses and declares her acceptance to the offer in their presence. Which of the following is correct in relation to above facts?

Offer of marriage through letter by H is a valid offer. H posted a letter in which a proposal for marriage was offered to W. Where the parties are in different cities, a letter is a valid mode for sending an offer. The presence of witness is necessary while accepting an offer. As W receives the messenger and reads the letter in the presence of two witnesses and declares her acceptance to the offer in their presence, it reveals a valid offer.