Which of the following statements can be considered as a correctly formulated marketing objective according to SMART criteria? $($multiple$-$choice question$)$

Question $2$ options:

To increase a market share

To stimulate the re$-$purchase behavior of our current customers from $1$ to at least $2-3$ transactions per year

To increase the sales by $10\%$ within the next $6$ months

To attract more customers in the youth segment