Musa's parents deposited $$20,000$ in a long$-$term savings account as a wedding expenditure for their grand daughter at her birth, expecting it to triple by the time she gets married. Calculate the number of years for money to triple at $5\%$ p$.$a$.$ compounded monthly.Question $1$ Select one:A$\mathrm{.}18$ years $7$ monthsB$\mathrm{.}22$ yearsC$\mathrm{.}25$ yearsD$\mathrm{.}30$ yearsE$\mathrm{.}22$ years $6$ months