Concept:The word “apt” ends with the consonant cluster /pt/.
We need the option that also contains this same final consonant sound /pt/.
Explanation:“apt” is pronounced as /æpt/.
Its underlined letters “pt” produce the sounds /p/ followed by /t/.
Look at each option:
“rapid” has /p/ but not the final /pt/ cluster.
“packed” has /kt/, not /pt/.
“perfect” has /t/ but not /pt/.
“taped” is pronounced /teɪpt/, ending with the same /pt/ cluster.
Answer:B. taped