Choose a word similar to the group: Calm, Peaceful, Tranquil.

B. SERENE

A, C, E, G, ?

A. I

In the sequence A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z, how many times does the letter 'A' appear?

A. 1

Identify the odd letter group from the following:

A. MNO

A deadline is set for June 30, 2023. If a reminder is sent 15 days before the deadline, on what date will the reminder be sent?

A. JUNE 15, 2023